Twin XL Size Mattress, 12 Inch Gel Memory Foam, Cooling & Back Pain Relief, CertiPUR-US Certified, Fiberglass Free, Foam Made in USA, Medium
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90-day refund/replacement
To qualify for a full refund, items must be returned in their original, unused condition. If an item is returned in a used, damaged, or materially different state, you may be granted a partial refund.
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Availability:
In Stock.
Arrives
Aug 15 – Aug 18
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Size: Twin XL
Style: 12 Inch
Features
- Cooling & Comfortable Sleep Environment: Experience refreshing, clean sleep with the Dyonery gel-infused charcoal memory foam mattress that effectively regulates temperature and alleviates pressure points, helping to relieve back pain while keeping you cool and comfortable all night long.
- Perfect Medium Feel Support: Designed to contour to your bodys shape and weight, this medium mattress offers balanced comfort and support suitable for all sleeping positions, providing a cozy yet supportive rest without being too soft or too firm.
- Certified Safe & Non-Toxic Materials: Made in the USA with CertiPUR-US and Oeko-Tex Standard 100 certifications, ensuring that they are free from harmful substances and independently tested for safety.
- Quick & Easy Setup: Compatible with all bed frames including box springs, adjustable beds, floors, and hospital beds, simply unroll and allow 12 hours for full expansion to its original shape for immediate comfort.
- 10-Year Limited Warranty & Return Policy: Enjoy peace of mind with our 10-year limited warranty. PLEASE NOTE, non-quality related returns after opening are not accepted.
Description
Gel Charcoal AeroFusion Memory Foam
Brand: Dyonery
Size: Twin XL
Product Dimensions: 80"L x 38"W x 12"Th
Item Weight: 46 Pounds
Item Firmness Description: Medium
Top Style: Tight Top
Cover Material: Jacquard
Number of Layers: 5.0
Fill Material: Bamboo Charcoal Gel Memory foam
Special Feature: Breathable, Durable, Low Motion Transfer, Pressure Relief, Temperature Regulating, Washable
Product Dimensions: 80 x 38 x 12 inches
Item Weight: 46 pounds
Department: Unisex Adult
Manufacturer: Dyonery
Item model number: DYO-CH120TXL
Date First Available: July 28, 2025
Frequently asked questions
If you place your order now, the estimated arrival date for this product is:
Aug 15 – Aug 18
Yes, absolutely! You may return this product for a full refund within 90 days of receiving it.
To initiate a return, please visit our Returns Center.
View our full returns policy here.
To initiate a return, please visit our Returns Center.
View our full returns policy here.
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Top Amazon Reviews
Size: Queen
Style: 10 Inch
I am very impressed with this queen size mattress! The 10-inch gel memory foam provides the perfect balance of comfort and support. It feels medium-firm, which is great for my back, and I wake up without any pain or stiffness. The cooling feature really works—I don’t overheat at night anymore. It expanded quickly after unboxing, had no strong odor, and feels high quality. I also love that it’s CertiPUR-US certified and fiberglass free, which gives peace of mind. For the price, this mattress is an excellent value. Comfortable, supportive, and well-made. I would definitely recommend it to anyone looking for better sleep and back pain relief!
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Reviewed in the United States on December 18, 2025 by Thuy Family Thuy Family
Size: Queen
Style: 10 Inch
I’ve been sleeping on this Queen Size 10-Inch Gel Memory Foam Mattress for a few weeks now, and I’m genuinely impressed with the quality and comfort for the price. It provides excellent support for my back and hips, and I’ve noticed much less stiffness in the mornings. The gel memory foam really works. This mattress stays noticeably cooler throughout the night. It gives peace of mind knowing the foam is made in the USA and doesn’t have harsh chemicals or odors. There was only a very slight smell when first unboxed, and it disappeared within a day. It arrived well-packaged, expanded quickly, and was ready to sleep on within 24 hours. For anyone looking for a comfortable, cooling memory foam mattress with good back support and safe materials, this is a fantastic choice. Great value and quality, I would definitely recommend it.
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Reviewed in the United States on December 23, 2025 by Yogendra Bohara
Size: Queen
Style: 10 Inch
I LOVE this mattress!! It’s firm and yet so comfortable. It’s perfect for my back. The mattress is higher than I expected but that’s not a problem. The quality is good your definitely getting what you paid for.
Reviewed in the United States on December 27, 2025 by Tee M
Size: Queen
Style: 12 Inch
This mattress is simply excellent! It's incredibly comfortable to sleep on—it's medium-firm, so you don't sink in, but it's not too hard either. Back pain goes away in the morning, and I feel well supported. I can sleep in any position. After unpacking, the mattress quickly took on its shape and had no odor. I liked that there's no fiberglass inside, and the foam is certified, meaning it's made from safe materials. I'm also pleased that the carbon foam really helps keep me cool and fresh while I sleep, especially in the summer. The cover is soft and pleasant to look at, and it looks well-made. It was carefully packaged. I'm very happy with the purchase and definitely recommend this mattress to anyone who values comfort and quality. I've been sleeping on it for several weeks now, and it hasn't sagged, nor has it retained its shape. I wake up every morning feeling well-rested and in a good mood—a great choice for my budget!
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Reviewed in the United States on October 21, 2025 by Volodymyr
Size: Queen
Style: 10 Inch
It’s a nice mattress not extremely heavy to carry and it was easy to set up. it is on the harder side but over all I think it’s comfortable and if you’re looking for something quick and cheaper I think it works perfectly fine. If ur not into such a hard mattress i’m sure it would work well w a mattress topper. It doesn’t sag the edges of the bed are sturdy I got the 10 inch and it is a little low but I like it. I’ve noticed I do get a little sweaty when I’m sitting on the bed but I also have a water proof mattress cover so that could be why.
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Reviewed in the United States on November 17, 2025 by Lyss
Size: Queen
Style: 10 Inch
It offers the perfect medium firmness—supportive enough for back support while still feeling plush and comfortable. The gel memory foam keeps the mattress cool throughout the night. I really appreciate that it’s CertiPUR-US certified, fiberglass-free, and made with high-quality foam from the USA, which gives great peace of mind. It expanded quickly after unboxing and had almost no odor.
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Reviewed in the United States on December 27, 2025 by Anand I.
Size: Queen
Style: 10 Inch
I’ve been sleeping on this 10-inch gel memory foam mattress for a few weeks now, and I’m very impressed. It arrived well-packaged, expanded quickly, and had little to no odor. The medium firmness is perfect—not too soft, not too firm—and provides excellent support for my back.
Reviewed in the United States on December 13, 2025 by Jaimini Patel
Size: King
Style: 14 Inch
Got it yesterday. Let it set for 2 hours before we slept on it. It was probably 90 to 95 percent completely inflated. Felt cool to my body last nite . Its a firm 14 inch mattress but very comfortable . Bought a 2k orthapedic mattress a few years back and spent over 10k on chiropractor and pbysical therapy before i realized the soft mattress is why i hurt so bad.. so im rrally excited about this firm soft mattress.. even my wife slept the whole nite and she never does. So far after the 1st nite im impressed.
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Reviewed in the United States on December 5, 2025 by Shawn L.