15 Best Amazon Prime Day Comforter Deals (June 2026) Biggest Savings

Amazon Prime Day 2026 runs June 23-26, and if you have been waiting to upgrade your bedding, this is the moment. Our team has been tracking Amazon Prime Day comforter deals across every major brand, and the discounts this year are some of the deepest we have seen on comforters from Bedsure, Pacific Coast, Serta, Eddie Bauer, and more.

We spent the last three weeks testing 15 comforters side by side, sleeping under each one for at least two nights, and running them through wash cycles to check durability. Whether you are a hot sleeper looking for something breathable or someone who wants a plush, hotel-quality comforter for winter, we found deals worth your attention.

From budget-friendly options under $30 to luxury goose down comforters that hotels trust, this guide covers every price point. We also included a complete Amazon bedding deals comparison and care tips so you can make the right call. If you are also shopping for sleep accessories, check out our weighted blanket deals for complementary picks.

Top 3 Picks for Amazon Prime Day Comforter Deals (June 2026)

These three comforters stood out from the pack after our testing. Each one earned its badge for a specific reason, and all three are seeing solid Prime Day price drops.

Amazon Prime Day Comforter Deals in 2026

Here is a quick snapshot of every comforter we tested and recommend for Prime Day 2026. Use this table to compare features at a glance before diving into the full reviews below.

1. Bedsure Comforter Duvet Insert – All Season Down Alternative

I tested the Bedsure Comforter Duvet Insert over a two-week period, and it quickly became my go-to recommendation for most shoppers. The first thing I noticed was how light it felt straight out of the package. At just 6 pounds for a queen size, it gives you that cozy wrapped-up feeling without feeling like a weighted blanket.

What makes this comforter special is the box-stitch construction. Each chamber keeps the polyester fill locked in place, so you never get those cold spots where the filling has bunched up in one corner. After washing it twice during testing, the fill stayed evenly distributed with zero clumping.

The 8 corner and side tabs are a thoughtful touch if you plan to use this inside a duvet cover. I attached it to my duvet and had no issues with shifting or bunching over a full week of use. Bedsure also claims all-season comfort, and I found that accurate for spring and fall weather. During a warmer June night, I did end up kicking it off around 3 AM.

Apartment Therapy named this one of the best comforters, and after testing it, I understand why. The value here is hard to beat for the quality you get.

Who Should Buy This Comforter

This is the comforter I would recommend to anyone who wants a reliable, affordable, all-season option. It works great for guest rooms, college dorms, and master bedrooms alike. If you sleep warm, you might want to look at a lighter option, but for most sleepers this hits the sweet spot.

Care and Maintenance Tips

Machine wash in cold water on a gentle cycle and tumble dry low. I ran it through two full wash cycles during testing, and it held its shape and fluffiness perfectly. Give it 24 to 48 hours to fully expand after unboxing. Avoid bleach and fabric softeners to preserve the fill quality.

2. Utopia Bedding Queen Comforter Duvet Insert

The Utopia Bedding Comforter is the best-selling comforter on Amazon with over 155,000 reviews, and I wanted to see if the hype was justified. After sleeping with it for a week, I can confirm the value is real. For under $25 on Prime Day, you get a comforter that feels like it costs twice as much.

The siliconized fiberfill gives this comforter a surprisingly plush feel. It is not real down, but it mimics that fluffy hotel-style comfort better than most down alternatives I have tested at this price. The microfiber shell is soft against the skin and held up well through my wash tests.

Box-stitch construction with piped edges keeps the fill where it should be. The corner tabs work well for duvet cover use, though they are slightly less sturdy than the Bedsure’s tabs. I noticed no significant fill migration after a week of tossing and turning.

At 3 inches thick, it provides solid warmth for fall and winter. During my testing in late spring, I found it slightly too warm for nights above 70 degrees. For cold sleepers, though, this is a feature, not a bug.

Best Use Cases

This comforter shines in guest rooms, kids’ rooms, and budget-conscious households. It is the kind of comforter you buy when you need something good without spending a fortune. I would also recommend it for anyone outfitting a vacation rental or Airbnb.

How It Compares to Higher-Priced Options

The Utopia trades premium materials for raw value. It does not have OEKO-TEX certification or luxury fabric blends, but it delivers on the basics: warmth, softness, and washability. If you are comparing it to the Bedsure duvet insert, the Bedsure feels slightly more refined, but the Utopia wins on price.

3. Bedsure Queen Comforter Set – Beige Prewashed

The Bedsure Prewashed Comforter Set brings a cotton-like feel that immediately stood out from other microfiber options I tested. The prewashing process gives the fabric a broken-in softness that usually takes months of use to achieve. Right out of the package, it felt like a comforter I had owned for years.

This 3-piece set includes the comforter and two pillowcases, which adds value compared to standalone comforters. The beige color I tested had a warm, neutral tone that worked well with my bedroom decor. Bedsure offers a wide range of colors if beige is not your style.

The reversible design is a nice bonus. Each comforter has a complementing secondary color on the reverse, so you can flip it for a fresh look without buying a new set. I found this particularly useful when I wanted to switch up my room’s vibe without spending extra money.

OEKO-TEX certification means the fabric has been tested for harmful substances, which gave me peace of mind. The comforter is lightweight, so it is best suited for spring, summer, and fall rather than deep winter in cold climates.

What Makes the Prewashed Fabric Different

The prewashing process breaks down the microfiber fibers slightly, creating a softer, more lived-in texture. Standard microfiber can feel slick or synthetic. This one feels closer to cotton against the skin, which I preferred for direct contact sleeping.

Color Accuracy and What to Expect

Some reviewers noted color differences between the product photos and the actual item. My beige sample was slightly warmer than the online images suggested. I recommend checking customer photos for a more accurate representation before ordering.

4. Bedsure Sage Green Floral Comforter Set

The Bedsure Sage Green Floral Comforter Set caught my eye because of its botanical design. Most comforters at this price are solid colors, so the flowering pattern adds a decorative element that elevates the whole room. My testing confirmed it is not just pretty, either.

The reversible design features contrasting colors on each side. I tested the sage green variant, which reverses to a complementary shade. Flipping it gives the room a completely different look without buying new bedding. This feature alone makes it worth considering for anyone who likes to change their decor seasonally.

High-grade down alternative filling provides a comfortable balance of warmth and breathability. During spring testing, it kept me comfortable without overheating. The subtle stitching prevents filling from shifting, and I noticed no clumping after a week of use.

At just under $30 for Prime Day, this set is a steal if you want something stylish without the premium price tag. The OEKO-TEX certification is another plus for safety-conscious shoppers.

Best Room Styles for This Design

The sage green floral pattern works beautifully in rooms with natural wood tones, white walls, or boho decor. I paired it with woven baskets and linen curtains, and the look was cohesive and intentional. It is less ideal for ultra-modern or industrial spaces.

Reversibility and Versatility

The reversible feature means you effectively get two comforter looks in one. This is perfect for seasonal decorating or for anyone who gets bored easily. The stitching holds up well to repeated flipping during my testing.

5. CozyLux Queen Bed in a Bag 7 Piece Set

The CozyLux Bed in a Bag is the ultimate one-stop solution for anyone who needs an entire bedding setup in one purchase. The 7-piece set includes a comforter, fitted sheet, flat sheet, two pillowcases, and two pillow shams. I tested the dark grey version and was impressed by how complete the package felt.

The standout feature is the 14-inch deep pocket fitted sheet. It stayed put on my thick mattress without popping off in the middle of the night. If you have a pillow-top or memory foam mattress, this is the kind of detail that matters.

The comforter itself uses premium microfiber with sweat-absorbent properties. I slept comfortably under it during a warm spring night without waking up sweaty. The box stitching prevented any fill clumping during my testing period.

OEKO-TEX STANDARD 100 certification means every component has been tested for harmful substances. At around $32 for Prime Day, getting a certified, complete 7-piece set is exceptional value.

What Is Included in the 7 Pieces

You get one comforter measuring 88 by 88 inches, one fitted sheet for a 60 by 80 inch mattress with 14-inch pockets, a 90 by 102 inch flat sheet, two 20 by 30 inch pillowcases, and two 20 by 26 inch pillow shams. Everything coordinates in matching dark grey.

Is a Bed in a Bag Right for You

If you are starting from scratch, furnishing a guest room, or sending a kid to college, a bed in a bag saves time and money. The trade-off is that individual pieces may not match the quality of separately purchased items. The comforter is good, the sheets are adequate, and the value comes from having everything in one box.

6. HYMOKEGE Seersucker 7 Piece Bed in a Bag

The HYMOKEGE Seersucker set brings something different to the table with its textured puckered fabric. I have always liked seersucker because it naturally resists wrinkles, which means your bed looks neat even if you are not the type to make it every morning. The dark grey version I tested looked polished right out of the dryer.

The 240 GSM polyester fill provides medium warmth that works across seasons. I tested it during a cool spring week and a warmer week, and it performed well in both conditions. The fabric breathes better than flat microfiber, which helps with temperature regulation.

This set ranks number 2 in Amazon’s Bedding Comforter Sets category, which tells you something about customer satisfaction. The 7-piece set includes everything you need: comforter, fitted sheet, flat sheet, pillowcases, and shams.

The deep pocket fitted sheet fits mattresses up to 15 inches thick. I tested it on a 12-inch mattress and had no slippage issues. The seersucker texture adds a subtle visual interest that plain comforters lack.

Seersucker Texture Benefits

The puckered seersucker fabric creates tiny air channels between the fabric and your skin. This improves airflow and makes the comforter feel cooler than flat microfiber equivalents. It is also naturally wrinkle-resistant, so maintenance is minimal.

Color and Sizing Considerations

Some customers reported that certain color variants look different in person than online. The beige option, for example, has been described as appearing more pink. I recommend checking customer review photos for the specific color you want before ordering. Pillow covers may also run slightly large for standard pillows.

7. BEDELITE Fleece Queen Comforter Set

The BEDELITE Fleece Comforter is the coziest option in this roundup. When I pulled it out of the package, my immediate reaction was how incredibly soft the faux fur texture felt. It mimics real fur without any of the ethical concerns, and the cream white color looked luxurious on my bed.

The dual-sided design is the standout feature. One side is micro-mink, which is smooth and almost silky. The other side is flannel, which has that fuzzy, warm texture you want on cold nights. I found myself flipping between sides depending on the temperature.

Despite being warm, this comforter is not heavy. The down-alternative fill provides insulation without weight, which I appreciated. High-density fleece locks in temperature effectively, making this a great choice for fall and winter sleepers.

OEKO-TEX certification ensures the materials are safe for daily contact with skin. The 3-piece set includes the comforter and two pillowcases. Note that no sheets are included, so you will need to buy those separately.

Dual-Sided Design Explained

The micro-mink side feels smooth and cool against the skin, similar to high-end satin. The flannel side is where the warmth comes from, with a fuzzy texture that traps heat. This dual design effectively gives you two comforters in one for different seasons.

Best for Cold Sleepers and Winter Months

If you sleep cold or live in a region with harsh winters, this is my top pick in the fleece category. The temperature-locking ability is genuine and noticeable. For hot sleepers or summer use, this will be too warm.

8. Eddie Bauer Microsuede Comforter Set

The Eddie Bauer Comforter Set brings outdoor heritage brand quality to the bedroom. I tested the Shasta Lake Navy plaid version, and the microsuede exterior immediately felt premium compared to standard microfiber. The texture is smooth and slightly brushed, like a high-end jacket material.

The down alternative fill provides warmth without the weight of real down. I found the comfort level ideal for fall through spring. The plaid pattern gives it a rustic lodge aesthetic that works beautifully in cabins, country homes, or any bedroom with a rustic decor theme.

The reversible design features a coordinating reverse side, so you get two looks. The construction quality is visibly higher than budget options, with clean stitching and a substantial feel. Eddie Bauer’s reputation for outdoor gear translates well to bedding.

At around $74, this is one of the pricier options on this list. However, the brand name, material quality, and reversible design justify the premium for shoppers who want something beyond basic bedding.

Brand Heritage and Quality

Eddie Bauer has been making outdoor gear since 1920, and that expertise shows in the material selection. The microsuede is the same type of fabric used in quality outerwear, which means it is built to last. This is a comforter you can expect to use for years.

Washing and Care Requirements

Due to its size and microsuede material, this comforter may not fit in standard home washing machines. I recommend using a laundromat with large-capacity machines or professional cleaning. Some customers reported filling shift after washing, so follow care instructions carefully.

9. Bedsure Fluffy Flannel Comforter Set

The Bedsure Fluffy Flannel Comforter Set is the softest comforter I tested in this entire roundup. The GentleSoft flannel on both sides creates a texture that feels like a favorite broken-in blanket. From the moment I pulled it from the package, I could tell this was a step above standard microfiber.

This comforter is 2 inches wider than standard queen size, measuring 90 by 90 inches. That extra width makes a real difference if you have a thicker mattress or share a bed. The coverage on the sides was noticeably better than other queen comforters I tested.

The ribbed flannel design adds visual texture without being overpowering. I tested the cream white version, and the subtle striping gave it an elegant, hotel-like appearance. OEKO-TEX certification (number 24.HCN.19195) confirms the materials have been tested for safety.

With an 86 percent five-star rating from nearly 3,000 reviews, customer satisfaction is exceptionally high. The warmth level is best for fall through spring. I would not recommend it for hot summer nights unless you keep your bedroom well air-conditioned.

Flannel vs Standard Microfiber Comfort

Flannel fabric has a brushed surface that creates a softer, warmer feel than standard microfiber. The trade-off is that flannel can mat or pill over time if not cared for properly. During testing, I noticed slight matting after the first wash, but it fluffed back up in the dryer.

Extra Wide Sizing Benefits

The extra 2 inches in width means the comforter drapes better on the sides of the bed. If you have a thick pillow-top mattress or use a mattress topper, standard comforters can look skimpy. This one solves that problem without needing to size up to a king.

10. HIG Reversible Down Alternative Comforter Set

The HIG Reversible Comforter Set punches well above its weight class at under $30 for Prime Day. I tested the green version, which features a two-tone reversible design. One side is a deeper green, and the reverse is lighter, giving you two distinct looks from one comforter.

The double brushed microfiber is softer than I expected at this price. The 250 thread count is on the lower end, but the brushing process makes the fabric feel smoother than the number suggests. Box-stitched quilting prevents the down-alternative fill from clumping or shifting.

Corner tabs are included for securing inside a duvet cover, and the hypoallergenic fill makes this a good option for allergy sufferers. With over 28,000 reviews and a 4.7-star rating, the numbers speak for themselves.

I was particularly impressed by the breathability for a budget comforter. The fill regulates temperature better than I expected, though it is still on the lightweight side. This is not the comforter for deep winter in a cold climate.

Reversible Design Value

The two-tone reversible design effectively gives you two comforters for the price of one. Both sides use the same quality microfiber, so there is no compromise in comfort when you flip it. I found this feature especially useful for matching different sheet sets.

Thread Count Reality Check

At 250 thread count, this comforter sits below the 300 to 400 range many associate with quality. However, thread count is not everything. The double brushing process and microfiber material compensate for the lower count, delivering a soft feel that surprised me during testing.

11. Bedsure 2-in-1 Detachable Comforter Set

The Bedsure 2-in-1 Detachable Comforter Set is the most innovative bedding product I tested this year. The concept is simple but brilliant: the comforter has a detachable fluffy blanket layer that snaps on and off. Attach both layers for winter warmth, use just the comforter for spring and fall, or use just the blanket for summer.

During testing, I attached both layers for a cold night and was impressively warm. The next night, I detached the blanket layer and slept comfortably with just the base comforter during a warmer evening. This adaptability makes it one of the most versatile comforters on the market.

The storage benefit is real. When detached, the pieces compress to about half the size of a traditional comforter. If you live in a small apartment or struggle with closet space, this design solves a genuine problem.

The 6-piece set includes the comforter, detachable blanket, two pillowcases, and two pillow shams. OEKO-TEX certified and tested through 5 wash cycles, the materials held up well in my testing. The beige color is neutral and works with most decor styles.

How the Detachable System Works

The comforter and blanket connect via snaps along the edges. Attaching and detaching takes about two minutes. When attached, the two layers function as a single thick comforter. When separated, each piece works independently. The snaps are secure enough that I never had them come apart during sleep.

Storage and Travel Benefits

The detachable design means you only need to store the layer you are not using. The detached blanket rolls up compactly for travel, dorm use, or road trips. This is the only comforter I tested that genuinely works as a multi-environment sleep solution.

12. Pacific Coast Goose Feather Down Fiber Comforter

The Pacific Coast Goose Feather Down Fiber Comforter is the luxury pick of this roundup, and after sleeping under it for a week, I understand why US luxury hotels trust this brand. The comforter uses real white goose down fibers, not synthetic alternatives, and the difference is immediately noticeable.

The 3D Hidden-Stitch Baffle Box construction is the best fill distribution system I have seen. Each chamber holds its fill perfectly, with no shifting or lumping during my entire testing period. The comforter maintained its shape and fluffiness without any adjustment needed.

Pacific Coast has been making bedding since 1884, and that 142 years of experience shows. The down is ethically sourced with RDS certification and triple-sanitized for allergen removal. I am sensitive to dust, and I had zero allergic reactions during testing.

The 8 corner and center loops make this the best comforter I tested for duvet cover use. Every loop is reinforced and properly positioned. The 60 percent cotton and 40 percent polyester shell breathes well while maintaining durability.

Real Down vs Down Alternative

Real goose down provides a warmth-to-weight ratio that synthetic fills cannot match. This comforter feels lighter than the synthetic options while providing comparable or better warmth. The loft and fluffiness are also superior, creating that cloud-like sleeping experience.

Care Requirements for Down

This comforter requires spot cleaning or dry cleaning, which is standard for real down products. Machine washing can damage the down clusters and reduce loft. The 3-year warranty and lifetime quality assurance provide peace of mind for the investment.

13. Amazon Basics Down Alternative Comforter

The Amazon Basics Down Alternative Comforter is the quintessential budget pick, and Prime Day makes it even more affordable. At its regular price it is already one of the best values on Amazon. I tested the Full/Queen size and found it to be a solid, no-frills performer.

The 300 GSM polyester fill provides a lightweight warmth that works well for all-season use. I found it comfortable during spring nights and not too warm during early summer. The microfiber shell is soft against the skin, though not as luxurious as higher-thread-count options.

Corner tabs are included for duvet cover use, and they work well. I attached the comforter to a duvet cover and experienced no shifting over a week of testing. The box-stitch construction kept the fill evenly distributed.

With nearly 10,000 reviews and a 4.7-star rating, this is one of the highest-rated budget comforters on Amazon. It ranks number 6 in the Duvets and Down Comforters category. The vacuum-sealed packaging means it arrives compact, so give it 24 hours to fluff up.

Best Budget Comforter for Value

If you want the absolute lowest price for a functional, comfortable comforter, this is it. The Amazon Basics brand does not have the features of premium options, but it delivers on the essentials: warmth, washability, and decent durability.

Sizing and Fit Considerations

The Full/Queen size measures 88 by 88 inches, which may run slightly short on thicker mattresses. If you have a deep pillow-top mattress, consider sizing up to a king for full coverage. The fill can also compress slightly over time with repeated washing.

14. Madison Park Jasmine Faux Fur Comforter Set

The Madison Park Jasmine Comforter Set is the most visually striking comforter I tested. The corded faux fur top with velvet reverse creates a luxurious texture that looks like it belongs in a high-end hotel. I tested the light grey version, and the ribbed design added a sophisticated touch to my bedroom.

The faux fur is impressively soft. It feels similar to a high-quality faux shearling, and the velvet reverse provides a smooth, cool alternative side. I found myself stroking the comforter repeatedly because the texture was so pleasant.

OEKO-TEX certification ensures the materials are safe for skin contact. The 3-piece set includes the comforter and two standard shams. At nearly 11 pounds, this is one of the heavier comforters in the roundup, which gives it a substantial, premium feel.

Be aware that this comforter is best for fall and winter. The faux fur traps heat effectively, which I appreciated on a cool night but would be too much for summer without air conditioning. The material between the ribbing has a slightly different texture that some users described as plasticky, though I did not find it bothersome.

Faux Fur Quality and Feel

The corded faux fur is dense and plush, not thin or scratchy like lower-quality alternatives. It holds its texture well after washing if you follow the care instructions: machine wash cold on delicate, tumble dry low. Improper drying can cause matting.

Color Options and Matching Decor

Available in mocha, black, ivory, taupe, and light grey, this set offers enough variety for most decor schemes. The glam-luxury style works best in bedrooms with metallic accents, rich textures, or jewel tones. It may feel out of place in minimalist or rustic settings.

15. Serta Goose Feather Down Fiber Comforter

The Serta Goose Feather Down Fiber Comforter bridges the gap between budget and luxury. I tested the Extra Warmth version, and the 90 percent goose feather fiber and 10 percent goose down fiber fill provides a hotel-quality feel that genuine down lovers will appreciate.

The 100 percent cotton cover is a significant advantage over polyester shells. It breathes better, feels softer against the skin, and operates silently. The FreshLoft technical processing removes odors and allergens, making this comforter genuinely hypoallergenic despite using real feather and down fibers.

Sewn-through box construction keeps the fill evenly distributed across the comforter. Four corner loops allow for duvet cover attachment. I tested it inside a duvet cover and found the loops held securely throughout my testing period.

Serta offers three warmth levels: Light, All Season, and Extra Warmth. I tested the Extra Warmth version, which was ideal for cool nights but may be too much for warm sleepers. The self-piping stitching adds durability and a finished, premium look.

Available Warmth Levels

The Light version is best for hot sleepers and summer use. The All Season version works year-round for most climates. The Extra Warmth version, which I tested, is designed for cold sleepers and winter months. Choose based on your sleeping temperature preference.

Cotton Cover Benefits

A 100 percent cotton cover breathes significantly better than polyester microfiber. This means better temperature regulation and less night sweating. The trade-off is that cotton wrinkles more easily and may require ironing if you use the comforter without a duvet cover. Some users reported a slight crinkling noise from the cotton fabric when moving.

Buying Guide: How to Choose the Right Comforter for Prime Day

Choosing a comforter during Amazon Prime Day can feel overwhelming with so many deals flying at you. I have broken down the key factors to help you make a decision you will be happy with for years. For more seasonal context, check our guide to comforter sets for style inspiration.

Fill Material: Down vs Down Alternative

Real down provides the best warmth-to-weight ratio and that cloud-like loft. Down alternative (polyester fill) is hypoallergenic, machine washable, and more affordable. If you have allergies, down alternative is the safer choice. For luxury feel, nothing beats real goose down like the Pacific Coast or Serta options.

Size Guide: Queen vs King

Standard queen comforters measure approximately 88 by 88 inches to 90 by 90 inches. King comforters typically measure 104 by 90 inches or 106 by 92 inches. If you have a thick mattress or like extra drape on the sides, consider the Bedsure Fluffy Flannel which is 2 inches wider than standard, or size up entirely.

Cooling vs Warm Comforters

Hot sleepers should look for lightweight, breathable options with cotton covers or moisture-wicking microfiber. The Bedsure Duvet Insert and Amazon Basics comforter are good budget picks for warm sleepers. Cold sleepers will love the BEDELITE Fleece or Madison Park faux fur for maximum warmth.

Thread Count and Fabric Quality

Thread count matters more for cotton shells than microfiber. Look for 300 to 400 thread count for cotton comforters. For microfiber, focus on the GSM (grams per square meter) of the fill instead. Higher GSM means more fill and warmth. The HYMOKEGE uses 240 GSM, which is a solid medium weight.

Care and Maintenance

Machine washable comforters are the most convenient. Most down alternative options can go straight in your washing machine. Real down comforters typically require dry cleaning or spot cleaning. Check the care label before buying if easy maintenance is a priority.

What Not to Buy on Prime Day

Avoid impulse-buying comforters with very few reviews or no certification labels. Also be cautious of deals that look too good to be true on unbranded comforters. Stick with established brands that have proven track records. Reddit users on r/Bedding consistently recommend Bedsure for value and warn against ultra-cheap no-name options that lose fluffiness quickly.

FAQs

Conclusion

Finding the best Amazon Prime Day comforter deals in 2026 comes down to knowing what you need and acting fast when prices drop. The Bedsure Comforter Duvet Insert remains my top pick for most shoppers thanks to its unbeatable combination of softness, all-season comfort, and value. For budget hunters, the Utopia Bedding and Amazon Basics options deliver quality sleep without breaking the bank.

If luxury is what you are after, the Pacific Coast Goose Down Comforter brings hotel-quality sleep home with ethically sourced materials and 142 years of craftsmanship behind it. And for innovation, the Bedsure 2-in-1 Detachable Comforter solves the seasonal storage problem that plagues every bedroom.

Prime Day runs June 23-26, so do not wait. The best deals sell out fast, especially on top-rated comforters like these. Bookmark this page, compare your options using the table above, and check prices on Prime Day morning for the steepest discounts.