Furniture › Bedroom Furniture › Mattresses & Boxsprings › Twin Extra Long › full firm 9 memory foam

Twin XL Firm 12" Memory Foam Mattress - Builddecor | 80 H x 38 W 12 D in Wayfair miumiuB05165458

This mattress can help alleviate spine discomfort, promote sleep well and make you feel good. Feels so healthy when waking up. it is a product you should choose. Mattress Size: Extra Long Twin | Twin XL Firm 12" Memory Foam Mattress - Builddecor | 80 H... more

Twin XL Firm 14" Gel/Foam Mattress - Comforpedic From Beautyrest Gel Memory Foam w/ Adjustable Base | 80 H x 38 W 14 D in Wayfair 35602-04791-WFA

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 XL Firm 14" Gel/Foam Mattress - Comforpedic From Beautyrest Gel Memory Foam w/ Adjustable Base | 80 H x 38 W 14 D in Wayfair 35602-04791-WFA

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 XL Firm 14" Gel/Foam Mattress - Gel Memory Foam & Box Spring ComforPedic Loft from Beautyrest | 80 H x 38 W 14 D in Wayfair 35602-04791-WFS

Elevate your sleep experience with the ComforPedic Loft from the Beautyrest gel memory foam mattress and box spring. This upscale gel memory foam mattress provides three layers of support for a luxuriously comfortable sleeping experience. The gel... more

Twin XL Firm 12" Gel/Foam Mattress - Gel Memory Foam & Box Spring ComforPedic Loft from Beautyrest | 80 H x 38 W 12 D in Wayfair 35602-04773-WFS

Elevate your sleep experience with the Comforpedic Loft from the Beautyrest gel memory foam mattress set. This upscale gel memory foam mattress provides three layers of support for a luxuriously comfortable sleeping experience. The gel memory foam... more

Twin XL Firm 11" Gel/Foam Mattress - Spinal Solution 11-Inch Ananda Pearl & Gel Reactive Latex Memory Foam w/ Zipper, Medium Firm, Breathable | 80 H x 38 W 11 D in Wayfair

The 11" Ananda mattress combines comfort and support with our pearl and gel-infused reactive memory foam. Our reactive foam provides a natural bounce to the foam, providing you with additional push-back support as it conforms to your sleeping position.... more

Twin XL Firm 11" Gel/Foam Mattress - Spinal Solution 11-Inch Ananda Pearl & Gel Reactive Latex Memory Foam w/ Zipper, Medium Firm, Breathable | 80 H x 38 W 11 D in Wayfair

The 11" Ananda mattress combines comfort and support with our pearl and gel-infused reactive memory foam. Our reactive foam provides a natural bounce to the foam, providing you with additional push-back support as it conforms to your sleeping position.... more

Twin XL Firm 12" Gel/Foam Mattress - Blissful Nights Medium-Firm Pearl & Gel Memory Foam | 80 H x 38 W 12 D in 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 H x 38 W 12 D in 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 10" Memory Foam Mattress - Ergo-Pedic Zencloud Original Infused Medium-Firm in Brown | 80 H x 38 W 10 D Wayfair F10CBDPT80

REDEFINING THE SCIENCE OF SLEEP. Upgrade your current beds with the world’s first high-performance mattresses designed to promote health benefits beyond the mechanics of simple physical comfort. At Ergo-Pedic Sleep, we’ve developed our mattresses to be... more

Twin XL Firm 8" Gel/Foam Mattress - Alwyn Home Dacono Gel Memory Foam | 80 H x 38 W 8 D in Wayfair 535EE324EE3C4CABB91FF9BF576A9DB7

This mattress can help alleviate spine discomfort, promote sleep well and make you feel good. Feels so healthy when waking up. it is a product you should choose. Mattress Size: Extra Long Twin | Twin XL Firm 8" Gel/Foam Mattress - Alwyn Home Dacono Gel... more

Twin XL Firm 13" Gel/Foam Mattress - Neven Supreme Charcoal Infused Gel Memory Foam | 80 H x 38 W 13 D in Wayfair 10044-NB-13S-TXL-WF

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. Mattress Size:... more

Twin XL Firm 13" Gel/Foam Mattress - Neven Supreme Charcoal Infused Gel Memory Foam | 80 H x 38 W 13 D in Wayfair 10044-NB-13S-TXL-WF

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. Mattress Size:... more

Twin XL Firm 10" Gel/Foam Mattress - Comforpedic From Beautyrest Gel Memory Foam w/ Adjustable Base | 80 H x 38 W 10 D in Wayfair 35602-04759-WFA

These mattresses are manufactured with gel memory foam and an adjustable foundation! Premium upscale gel memory foam mattress with an adjustable foundation for personalized comfort. Mattress Size: Extra-long Twin | Twin XL Firm 10" Gel/Foam Mattress -... more

Twin XL Firm 12" Gel/Foam Mattress - Blissful Nights Two-Sided Medium & Gel Memory Foam | 80 H x 38 W 12 D in 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 - Gel Memory Foam ComforPedic Loft from Beautyrest | 80 H x 38 W 12 D in Wayfair 35602-04773-WF

Elevate your sleep experience with this Comforpedic Loft from the Beautyrest gel memory foam mattress. This upscale gel memory foam mattress provides three layers of support for a luxuriously comfortable sleeping experience. The gel memory foam... more

Twin XL Firm 13" Gel/Foam Mattress - MOLECULE CopperWELL Hybrid Cooling Gel Memory Foam & Encased Coil Medium in Brown | 80 H x 53 W 13 D Wayfair

Achieve your best night’s sleep with the CopperWELL Hybrid Mattress. Featuring MoleculeEdge foam encased coils for advanced edge support, reducing or eliminating that roll-off feeling. It absorbs partner movement and prevents sleepers from rolling... more

Twin XL Firm 10" Gel/Foam Mattress - Comforpedic From Beautyrest Gel Memory Foam w/ Adjustable Base | 80 H x 38 W 10 D in Wayfair 35602-04759-WFA

These mattresses are manufactured with gel memory foam and an adjustable foundation! Premium upscale gel memory foam mattress with an adjustable foundation for personalized comfort. Mattress Size: Extra-long Twin | Twin XL Firm 10" Gel/Foam Mattress -... more

Twin XL 9" Gel/Foam Mattress - Alwyn Home Hiya Plush Gel Memory Foam | 9 H in Wayfair 87099F62C9FF49FD956B05609FD9D3E1

This mattress is ideal for those who enjoy the outdoors, but love waking up on a luxury bed. This mattress is engineered with multiple layers of gel memory and plush foam to provide you with top-quality and customized comfort. The wanderer is pressure... more

Twin XL Medium 10" Memory Foam Mattress - Wayfair Sleep™ | 80 H x 38 W 10 D in 9665F6E1691F4394B7D49E7280B19DE2

This memory foam mattress updates your bed with support and a breathable feel all at once. It has a medium-firm feel made up of three layers: a high-density base foam, ventilated pressure relief foam, and a top layer of memory foam infused with green... more

Twin XL Firm 14" Memory Foam Mattress - Builddecor Infused in Brown | 80 H x 38 W 14 D Wayfair miumiuB05165470

This mattress can help alleviate spine discomfort, promote sleep well and make you feel good. Feels so healthy when waking up. it is a product you should choose. Mattress Size: Extra Long Twin | Twin XL Firm 14" Memory Foam Mattress - Builddecor... more

Twin XL Firm 2" Memory Foam Mattress - Alwyn Home Oreana Plush | 80 H x 39 W 2 D in Wayfair DFD74EFF401C47949DCB20633C540C74

This memory foam mattress topper boasts a unique structure that combines a gel-infused memory foam layer and down alternative fillings. This design ensures weight distribution is even and pressure is relieved from different points of the body. It's an... more

Twin XL Firm 4.5" Memory Foam Mattress - Alwyn Home Savla Sofa Bed | 78 H x 38 W 4.5 D in Wayfair 33EE9B439F7C473DA9656311B51FB27D

Have a good night’s sleep no matter where you are looking for a cozy place to sit down and relax. A place to rest your weary head? This product comes with a super cozy, 2-in-1 folding mattress that is ultra soft and smooth giving you amazing sleep... more

Twin XL Firm 14" Memory Foam Mattress - Alwyn Home | 80 H x 38 W 14 D in Wayfair D86D95F4FCED4FEEB2DBD7FF3D5B99CF

This medium-plush Mattress is a hybrid mattress, offering the comfort of foam with the sturdy support of springs. Produced with 3-zoned Hourglass Pocket Spring Technology, this mattress adapts to all body types and helps to relieve pressure on points... more

Twin XL Firm 2" Memory Foam Mattress - Alwyn Home Oreana Plush | 80 H x 39 W 2 D in Wayfair DFD74EFF401C47949DCB20633C540C74

This memory foam mattress topper boasts a unique structure that combines a gel-infused memory foam layer and down alternative fillings. This design ensures weight distribution is even and pressure is relieved from different points of the body. It's an... more

Twin XL Firm 8" Memory Foam Mattress - Alwyn Home Parthenon Dreamer Bamboo Infused Medium In A Box | 80 H x 38 W 8 D in Wayfair

One who escapes to a world of fantasy. A visionary. Imagine a mattress that allows you to experience the supple cushioning of genuine memory foam, without stretching a tenuous budget. A bed that you will feel proud to host your friends or family on,... more

Twin XL Firm 14" Memory Foam Mattress - Alwyn Home | 80 H x 38 W 14 D in Wayfair D86D95F4FCED4FEEB2DBD7FF3D5B99CF

This medium-plush Mattress is a hybrid mattress, offering the comfort of foam with the sturdy support of springs. Produced with 3-zoned Hourglass Pocket Spring Technology, this mattress adapts to all body types and helps to relieve pressure on points... more

Twin XL Firm 4.5" Memory Foam Mattress - Alwyn Home Savla Sofa Bed | 78 H x 38 W 4.5 D in Wayfair 33EE9B439F7C473DA9656311B51FB27D

Have a good night’s sleep no matter where you are looking for a cozy place to sit down and relax. A place to rest your weary head? This product comes with a super cozy, 2-in-1 folding mattress that is ultra soft and smooth giving you amazing sleep... more

Twin XL Firm 11" Innerspring Mattress - Sealy Posturepedic Mill Park Ultra Tight Top & Box Spring Set | 80 H x 38 W 11 D in Wayfair 42952431

This mattress features the trusted motion-reducing encased coils and targeted memory foam support of similar Posturepedic Spring mattresses with an ultra firm feel. A reinforced edge improves durability, while cover treatments help to keep you cool,... more

Twin XL Firm 14" Innerspring Mattress - Sealy Posturepedic Mill Park Faux Euro Top | 80 H x 38 W 14 D in Wayfair 52952931

This Faux Euro Top mattress features the trusted motion-reducing encased coils and targeted memory foam support of similar Posturepedic Spring mattresses with a firm feel. A reinforced edge improves durability, while cover treatments help to keep you... more

Twin XL Medium 12" Gel/Foam Mattress - Alwyn Home McCurtain Cooling Gel Memory Foam | 12 H x 40 W D in Wayfair 85DB6674E8794B98A51AEE12A7F3B9AB

Refreshing your mattress to get a good night's sleep, consider this 12'' medium gel memory foam mattress! The reversible 12-inch bed mattress provides comfort from soft, to medium to medium firm. Three-layer hypoallergenic gel foam is designed with a... more

Twin XL Firm 13.5" Foam Mattress - Ernest Hemingway Skylark Tight Top | 80 H x 39 W 13.5 D in Wayfair 627M-3X

Enjoy endless possibilities for restful sleep on this Ultra Luxury firm mattress. You get the best of both worlds with this hybrid innerspring mattress: the pressure relief of cooling gel-infused memory foam, coupled with body contouring pocketed coils... more

Twin XL Firm 14.5" Foam Mattress - Stearns & Foster Tight Top Box Spring | 79 H x 38 W 14.5 D in Wayfair 43011831

The Stearns & Foster Lux Hybrid Collection is a new era of comfortable, cool sleep, featuring our exclusive IntelliFlex Hybrid System, which combines memory foam and innerspring for all-night support and comfort that flexes to support every curve, plus... more

Twin XL Firm 11" Foam Mattress - The Twillery Co.® Marcela Cooling Fast Responding Latex in Brown | 80 H x 38 W 11 D Wayfair

Experience ultimate comfort on the Marcela 11" Latex Foam Mattress. The 4 layer craftsmanship features a breathable, Bamboo Charcoal knit cover, Cooling Copper Infused Memory Air Foam, and fast-responding, hypoallergenic Talalay Latex Foam atop... more

Twin XL Firm 13.5" Foam Mattress - Stearns & Foster Estate Ultra Tight Top | 79 H x 38 W 13.5 D in Wayfair 53051331

Our Stearns & Foster Estate Collection takes comfort to the next level, featuring our TEMPUR-Indulge Memory Foam for enhanced pressure relief and our exclusive IntelliCoil innersprings for added support—all night long. Mattress Size: Extra-long Twin |... more

Twin XL Firm 15" Foam Mattress - Stearns & Foster Pillow Top Box Spring | 79 H x 38 W 15 D in Wayfair 43009531

Our Stearns & Foster Estate Collection takes comfort to the next level featuring our TEMPUR-Indulge Memory Foam for enhanced pressure relief and our exclusive IntelliCoil innersprings for added support—all night long. Mattress Size: Extra-long Twin |... more

Twin XL Firm 14.5" Foam Mattress - Stearns & Foster Estate Tight Top | 79 H x 38 W 14.5 D in Wayfair 53008931

Our Stearns & Foster Estate Collection takes comfort to the next level featuring our TEMPUR-Indulge Memory Foam for enhanced pressure relief and our exclusive IntelliCoil innersprings for added support—all night long. Mattress Size: Extra-long Twin |... more

Twin XL Firm 14.5" Foam Mattress - Stearns & Foster Tight Top Box Spring | 79 H x 38 W 14.5 D in Wayfair 43011831

The Stearns & Foster Lux Hybrid Collection is a new era of comfortable, cool sleep, featuring our exclusive IntelliFlex Hybrid System, which combines memory foam and innerspring for all-night support and comfort that flexes to support every curve, plus... more