Furniture › Bedroom Furniture › Mattresses & Boxsprings › Twin Extra Long › 12 in firm cool gel

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 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 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 12" Innerspring Mattress - Sealy Posturepedic Mill Road Tight Top | 80 H x 38 W 12 D in Wayfair 52950731

An upgraded spring mattress with motion-reducing encased coils targeted back and core support, and a reinforced edge for increased durability. The antibacterial, soft knit cover helps to keep you cool, and your mattress protected. Firm feel. Mattress... more

Twin XL Firm 12" Innerspring Mattress - Sealy Posturepedic Mill Road Tight Top & Box Spring Set | 80 H x 38 W 12 D in Wayfair 42950831

An upgraded spring mattress with motion-reducing encased coils targeted back and core support, and a reinforced edge for increased durability. The antibacterial, soft knit cover helps to keep you cool, and your mattress protected. Firm feel. Mattress... 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 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 Extra Firm 12" Mattress - Serta Perfect Sleeper Oasis Sleep | 79.5 H x 39 W 12 D in Wayfair 500108781-1020

The all-new 2023 Perfect Sleeper collection featuring a coil density system, this supportive mattress offers zoned comfort and pressure relief with a lumbar gel support band—with upgrades available with more cooling layers and support. Mattress Size:... more

Twin XL Firm 12" Hybrid Mattress - Serta Perfect Sleeper Pacific Peace | 79.5 H x 39 W 12 D in Wayfair 500108981-1020

The all-new 2023 Perfect Sleeper collection featuring a coil density system, this supportive mattress offers zoned comfort and pressure relief with a lumbar gel support band—with upgrades available with more cooling layers and support. Mattress Size:... more

Twin XL Firm 12" Mattress - Serta Perfect Sleeper Nurture Night | 79.5 H x 39 W 12 D in Wayfair 500302421-1020

The all-new 2023 Perfect Sleeper collection featuring a coil density system, this supportive mattress offers zoned comfort and pressure relief with a lumbar gel support band—with upgrades available with more cooling layers and support. Mattress Size:... more

Twin XL Firm 12" Hybrid Mattress - Wayfair Sleep™ | 80 H x 38 W 12 D in 459EE86707C6469EA1F1FEB7F527A11C

Set the stage for a good night’s sleep with the Wayfair Sleep 12” Firm Hybrid Mattress. It features memory foam infused with gel to ensure a cooler, more comfortable sleep. The individually pocketed springs are soundless, and comfy, and limit motion... more

Twin XL Firm 12" Innerspring Mattress - Sealy Posturepedic Mill Road Tight Top & Box Spring Set | 80 H x 38 W 12 D in Wayfair 42950731

An upgraded spring mattress with motion-reducing encased coils targeted back and core support, and a reinforced edge for increased durability. The antibacterial, soft knit cover helps to keep you cool, and your mattress protected. Firm feel. Mattress... more