Twin XL Firm 12" Gel/Foam Mattress - Gel Memory Foam 80.0 H x 38.0 W 12.0 D ComforPedic Loft from Beautyrest | Extra-long Wayfair 35602-04773-WF

Twin Firm 12" Gel/Foam Mattress - Comforpedic From Beautyrest Gel Memory Foam & Adjustable Base 80.0 H x 38.0 W 12.0 D | XL Wayfair 35602-04773-WFA

The 12" firm gel memory foam mattress is manufactured with gel memory foam and includes an adjustable foundation! Upscale gel memory foam with an adjustable foundation for personalized comfort. Comforpedic From Beautyrest Mattress Size: Twin XL |... ... more

Twin XL Firm 14" Gel/Foam Mattress - Comforpedic From Beautyrest Gel Memory Foam w/ Adjustable Base 80.0 H x 38.0 W 14.0 D | Extra-long Wayfair

The Comforpedic from Beautyrest 12'' Firm Gel Memory Foam Mattress is manufactured with top-of-the-line Gel memory foam and an adjustable foundation! Certified by CertiPur, premium Gel memory foam responds and adjusts to your body to provide optimal... ... more

Twin Firm 12" Gel/Foam Mattress - Comforpedic From Beautyrest Gel Memory Foam & Adjustable Base 80.0 H x 38.0 W 12.0 D | XL Wayfair 35602-04773-WFA

The 12" firm gel memory foam mattress is manufactured with gel memory foam and includes an adjustable foundation! Upscale gel memory foam with an adjustable foundation for personalized comfort. Comforpedic From Beautyrest Mattress Size: Twin XL |... ... more

Twin XL Firm 12" Gel/Foam Mattress - Blissful Nights Two-Sided Medium & Gel Memory Foam 80.0 H x 38.0 W 12.0 D | Extra Long Wayfair 12SWITCH-TL

This 2-in-1 mattress allows you to switch the comfort and feel by simply flipping it. Each sleep surface of the mattress was thoughtfully designed with gel memory foam to dissipate heat and allow air to travel throughout for a comfortable night’s... ... more

Twin XL Firm 12" Gel/Foam Mattress - Blissful Nights Medium-Firm Pearl & Gel Memory Foam 80.0 H x 38.0 W 12.0 D | Extra Long Wayfair 12PEARL-TL

This luxurious mattress is truly one-of-a-kind. It blends cooling gel and natural crushed pearls directly into the premium memory foam. Conforming yet supportive to relieve pressure points. The gel has cooling attributes that neutralize varying... ... more

Twin XL Firm 12" Gel/Foam Mattress - Blissful Nights Medium-Firm Pearl & Gel Memory Foam 80.0 H x 38.0 W 12.0 D | Extra Long Wayfair 12PEARL-TL

This luxurious mattress is truly one-of-a-kind. It blends cooling gel and natural crushed pearls directly into the premium memory foam. Conforming yet supportive to relieve pressure points. The gel has cooling attributes that neutralize varying... ... more

Twin XL Firm 12" Gel/Foam Mattress - Blissful Nights Two-Sided Medium & Gel Memory Foam 80.0 H x 38.0 W 12.0 D | Extra Long Wayfair 12SWITCH-TL

This 2-in-1 mattress allows you to switch the comfort and feel by simply flipping it. Each sleep surface of the mattress was thoughtfully designed with gel memory foam to dissipate heat and allow air to travel throughout for a comfortable night’s... ... more

Twin Firm 12" Gel/Foam Mattress - Crafted Sleep Two-Sided Gel Memory Foam 80.0 H x 38.0 W 12.0 D | XL Wayfair XBXCFT12FCHTXL

The 12" 2-sided all-foam model ensures the best motion reduction and can also be flipped to either a medium or a firm side or you can choose medium on both sides. This all-foam mattress packs in gel-infused cooling foams with an ultra-supportive... ... more

Twin Firm 12" Gel/Foam Mattress - Slumber Solutions Renew Gel Memory Foam 80.0 H x 38.0 W 12.0 D | XL Wayfair 35602-04401-WF

Surround yourself with luxury with this premium gel memory foam mattress. Our mattresses are specifically made with quality and comfort in mind. Using high-grade gel memory foam and covers, this mattress will keep you comfortable for years to come.... ... more

Twin Firm 12" Gel/Foam Mattress - Slumber Solutions Renew Gel Memory Foam Set 80.0 H x 38.0 W 12.0 D | XL Wayfair 35602-04401-WFS

Surround yourself with luxury with this premium Gel Memory Foam Mattress. Our mattresses are specifically Made in the USA with quality and comfort in mind. Using high-grade gel memory foam and covers, this mattress will keep you comfortable for... ... more

Twin Firm 12.5" Gel/Foam Mattress - Homaapack -11 Inch Matrix Copper Hybrid Mattress, Gel Memory Foam Mattress- Feel 80.0 H x 38.0 W 12.5 D in brown | XL Wayfair

We make beds for the whole family—because when you wake up feeling your best, your family gets the best version of you too. The Latex Hybrid Mattress will help you sleep cooler and enjoy greater body support from your bed. By combining supportive... ... more

Twin Firm 12" Gel/Foam Mattress - The Twillery Co.® Potrero 12-Inch Gel Air Foam Standard Size, Breathable, Zip-off Cover, Low Motion Transfer 80.0 H x 38.0 W 12.0 D | XL Wayfair

This 8" mattress has a tight top, edge support, and low-motion transfer, so it's designed to let you stay asleep, even if you or your partner toss and turn. With layers of gel memory foam, this mattress offers a firm feel, so it's great for those... ... more

Twin Firm 12" Gel/Foam Mattress - The Twillery Co.® Potrero 12-Inch Gel Air Foam Standard Size, Breathable, Zip-off Cover, Low Motion Transfer 80.0 H x 38.0 W 12.0 D | XL Wayfair

This 8" mattress has a tight top, edge support, and low-motion transfer, so it's designed to let you stay asleep, even if you or your partner toss and turn. With layers of gel memory foam, this mattress offers a firm feel, so it's great for those... ... more

Twin Firm 12" Gel/Foam Mattress - Wade Logan® Ardean 12-Inch Hybrid Reactive Medium Soft Gel Memory Foam Mattress, Breathable, Zipper System 80.0 H x 38.0 W 12.0 D | XL Wayfair

The 12” hybrid reactive mattress contains a revolutionary foam that provides a buoyant push-back similar to a latex-like material. This top layer, made of 1.7” reactive foam, complements the base layer, offering the support of a firm mattress... ... more

Twin Firm 12" Gel/Foam Mattress - Wade Logan® Ardean 12-Inch Hybrid Reactive Medium Soft Gel Memory Foam Mattress, Breathable, Zipper System 80.0 H x 38.0 W 12.0 D | XL Wayfair

The 12” hybrid reactive mattress contains a revolutionary foam that provides a buoyant push-back similar to a latex-like material. This top layer, made of 1.7” reactive foam, complements the base layer, offering the support of a firm mattress... ... more

Twin XL Firm 13" Gel/Foam Mattress - O by Neven 12" Charcoal Infused Gel Memory Foam 80.0 H x 38.0 W 13.0 D | Extra-long Wayfair

Experience total comfort with our luxurious NeutraBliss Collection. Our sensory foam cool onyx and sensory foam gel combine cutting-edge heat dissipation with unparalleled pressure point relief to keep you comfortable all night long. Neven Mattress... ... more

Twin XL Firm 13" Gel/Foam Mattress - O by Neven 12" Charcoal Infused Gel Memory Foam 80.0 H x 38.0 W 13.0 D | Extra-long Wayfair

Experience total comfort with our luxurious NeutraBliss Collection. Our sensory foam cool onyx and sensory foam gel combine cutting-edge heat dissipation with unparalleled pressure point relief to keep you comfortable all night long. Neven Mattress... ... more

Twin XL Medium 12" Memory Foam Mattress - The Twillery Co.® Allard 80.0 H x 38.0 W 12.0 D in | Extra-long Wayfair EA10531804C844A89E0105956EC85D44

This extra-long twin 12" mattress features a Euro top with low motion transfer, so it helps you stay asleep even when you toss and turn. Six layers of gel memory foam offer a medium feel that splits the difference between a firm and soft sleeping... ... more

Twin Medium Firm 12" Gel/Foam Mattress - Brooklyn Bedding 12 inch Gel Memory Foam Hybrid 80.0 H x 38.0 W 12.0 D | XL Wayfair BBMGHY1233XL

Introducing the new Brooklyn Bedding Select Gel Memory Foam Hybrid Mattress, including comfort and support - our medium firm mattress, meticulously designed to redefine your sleep experience. Crafted with a blend of cooling technology and strong... ... more

Twin 12.75" Innerspring Mattress - Beautyrest BR800 Plush Euro Top 80.0 H x 54.0 W 11.0 D | XL Wayfair 700810005-1020

Get more from your sleep. This 11" Plush Innerspring Mattress combines their legendary Beauty rest Pocketed Coil Technology, Dual Cool Technology, and Gel Memory foam to help you experience a new level of support, comfort, and temperature... ... more

California King 12.75" Innerspring Mattress - Beautyrest BR800 Plush Euro Top 80.0 H x 54.0 W 11.0 D | Wayfair 700810005-1070

Get more from your sleep. This 11" Plush Innerspring Mattress combines their legendary Beauty rest Pocketed Coil Technology, Dual Cool Technology, and Gel Memory foam to help you experience a new level of support, comfort, and temperature... ... more

Twin 12.75" Innerspring Mattress - Beautyrest BR800 Plush Euro Top 80.0 H x 54.0 W 11.0 D | Wayfair 700810005-1010

Get more from your sleep. This 11" Plush Innerspring Mattress combines their legendary Beauty rest Pocketed Coil Technology, Dual Cool Technology, and Gel Memory foam to help you experience a new level of support, comfort, and temperature... ... more

Queen 12.75" Innerspring Mattress - Beautyrest BR800 Plush Euro Top 80.0 H x 54.0 W 11.0 D | Wayfair 700810005-1050

Get more from your sleep. This 11" Plush Innerspring Mattress combines their legendary Beauty rest Pocketed Coil Technology, Dual Cool Technology, and Gel Memory foam to help you experience a new level of support, comfort, and temperature... ... more

Full 12.75" Innerspring Mattress - Beautyrest BR800 Plush Euro Top 80.0 H x 54.0 W 11.0 D | Wayfair 700810005-1030

Get more from your sleep. This 11" Plush Innerspring Mattress combines their legendary Beauty rest Pocketed Coil Technology, Dual Cool Technology, and Gel Memory foam to help you experience a new level of support, comfort, and temperature... ... more

King 12.75" Innerspring Mattress - Beautyrest BR800 Plush Euro Top 80.0 H x 54.0 W 11.0 D | Wayfair 700810005-1060

Get more from your sleep. This 11" Plush Innerspring Mattress combines their legendary Beauty rest Pocketed Coil Technology, Dual Cool Technology, and Gel Memory foam to help you experience a new level of support, comfort, and temperature... ... more

Queen 3" Waterbed Mattress - Strobel Futura Pillowtop Complete Set 21" Waveless Deep fill Soft-side 21.0 H x 60.0 W 80.0 D, Cotton | Wayfair

3'' premium soy based polyfilax-visco memory foam top 4 way tethered waveless system to prevent shifting Use regular sheets and bedding Covered with luxurious cotton stretch fabric Added lumbar support for better back support Thermally efficient... ... more

King 3" Waterbed Mattress - Strobel Futura Pillowtop Complete Set 21" Waveless Deep fill Soft-side 21.0 H x 76.0 W 80.0 D, Cotton | Dual Wayfair

3'' premium soy based polyfilax-visco memory foam top 4 way tethered waveless system to prevent shifting Use regular sheets and bedding Covered with luxurious cotton stretch fabric Added lumbar support for better back support Thermally efficient... ... more

Queen 3" Waterbed Mattress - Strobel Futura Pillowtop Complete Set 21" Waveless Deep fill Soft-side 21.0 H x 60.0 W 80.0 D, Cotton | Dual Wayfair

3'' premium soy based polyfilax-visco memory foam top 4 way tethered waveless system to prevent shifting Use regular sheets and bedding Covered with luxurious cotton stretch fabric Added lumbar support for better back support Thermally efficient... ... more

Twin Waterbed Mattress - Strobel Spectacular Bid Complete Set 21" Waveless Deep fill Soft-side 21.0 H x 38.0 W 80.0 D in brown | XL Wayfair

Waveless water-mattress Achieve nearly 0 gravity Includes a low profile heavy duty waterbed base Use regular sheets and bedding Waterbeds do not require flame retardant chemicals like other mattresses to comply with federal fire safety regulations... ... more

Twin 3" Waterbed Mattress - Strobel Futura Pillowtop Complete Set 21" Waveless Deep fill Soft-side 21.0 H x 38.0 W 80.0 D in brown, | XL Wayfair

3'' premium soy based polyfilax-visco memory foam top 4 way tethered waveless system to prevent shifting Use regular sheets and bedding Covered with luxurious cotton stretch fabric Added lumbar support for better back support Thermally efficient... ... more

King 3" Waterbed Mattress - Strobel Futura Pillowtop Complete Set 21" Waveless Deep fill Soft-side 21.0 H x 76.0 W 80.0 D, Cotton | Wayfair

3'' premium soy based polyfilax-visco memory foam top 4 way tethered waveless system to prevent shifting Use regular sheets and bedding Covered with luxurious cotton stretch fabric Added lumbar support for better back support Thermally efficient... ... more

Twin 1.5" Waterbed Mattress - Strobel Unbridled Pillowtop Complete Set 21" Waveless Deep fill Soft-side 21.0 H x 38.0 W 80.0 D in brown | XL Wayfair

Nothing is more natural than water. Plush Cotton stretchable mattress cover with Reversible 1.5” Soy Foam filled Pillowtop also covered with matching Cotton zippered cover. Features electronic temperature control, with waveless water-mattresses.... ... more

Twin 1.5" Waterbed Mattress - Strobel Futura Pillowtop Complete Set 21" Waveless Deep fill Soft-side 21.0 H x 38.0 W 80.0 D in brown, | XL Wayfair

Nothing is more natural than water. Eurostyle Luxurious Pure Cotton stretch mattress cover (No hammock effect from stiff overstuffed American style covers), electronic temperature control, with Hydro-Support molded surface with lumbar support... ... more

Strobel Mattress Heavy-Duty Foundation Waterbed Foundation 9.0 H x 38.0 W x 80.0 D in brown in Ivory | Twin XL | Wayfair 43000SPSFNDTXL

Matches strobel lever-beds, or goes with any strobel or other mattress Quilted light tan micro suede sides For use with regular beds or waterbeds Supports even the heaviest waterbeds Strobel Mattress Size: Twin XL | Strobel Mattress Heavy-Duty... ... more

Twin Waterbed Mattress - Strobel Spectacular Bid Complete Set 21" Waveless Deep fill Soft-side 21.0 H x 38.0 W 80.0 D in brown | XL Wayfair

Waveless water-mattress Achieve nearly 0 gravity Includes a low profile heavy duty waterbed base Use regular sheets and bedding Waterbeds do not require flame retardant chemicals like other mattresses to comply with federal fire safety regulations... ... more

Twin 3" Waterbed Mattress - Strobel Futura Pillowtop Complete Set 21" Waveless Deep fill Soft-side 21.0 H x 38.0 W 80.0 D in brown, | XL Wayfair

3'' premium soy based polyfilax-visco memory foam top 4 way tethered waveless system to prevent shifting Use regular sheets and bedding Covered with luxurious cotton stretch fabric Added lumbar support for better back support Thermally efficient... ... more

Twin 1.5" Waterbed Mattress - Strobel Unbridled Pillowtop Complete Set 21" Waveless Deep fill Soft-side 21.0 H x 38.0 W 80.0 D in brown | XL Wayfair

Nothing is more natural than water. Plush Cotton stretchable mattress cover with Reversible 1.5” Soy Foam filled Pillowtop also covered with matching Cotton zippered cover. Features electronic temperature control, with waveless water-mattresses.... ... more