Furniture › Bedroom Furniture › Mattresses & Boxsprings › Twin Extra Long › 3 1 8 h x

Twin XL Medium 8" Latex Mattress - ProHeal Extra Long | 84 H x 36 W 8 D in Wayfair PH-83600AB

The ProHeal line of Alternating Pressure and Low Air Loss Hospital Mattresses are the preferred choice by clinicians and patients treating all stages of pressure sores. Bedridden patients often suffer from skin ulcers and bed sores due to extended... more

Twin XL Medium 8" Memory Foam Mattress - Wayfair Sleep™ | 80 H x 38 W 8 D in 59943A7942654A0BA39E2816A83F6D35

This 8" medium memory foam mattress lays the foundation for a good night's sleep. It's crafted from polyester in a white hue with a wide variety of sizes to choose from. Its rectangular silhouette features a tight top that provides proper edge support,... more

Twin XL Waterbed Mattress - Strobel Winners Street Sense 3-in Latex Pillowtop Complete Set 30" Waveless Shallow fill Soft-side | 30 H x 38 W 80 D Wayfair

Strobel’s shallow fill soft sides feature water tube systems. These tubes can be taken to the sink to be filled or drained and give more flexibility for moving the bed. Inner support rails are fabric covered and made from Soy based foam and engineered... more

Twin XL Waterbed Mattress - Strobel Winners Chrarismatic K-Rail 1.5-in Pillowtop Complete Set 28" Waveless Deep fill Soft-side | 28 H x 38 W 80 D Wayfair

Strobel’s super-premium and we think the best softside waterbed on the market has our Patented Leak-Proof Double Wall Hydro Support 1800 waterbed mattress for super wavelesness and added peace of mind. Strobel Hydro Support Waterbeds feature our... more

Twin XL 14" Memory Foam Mattress - Strobel Winners Bold Venture K-Rail 3-in Pillowtop Top Only Waveless Deep fill Soft-side Waterbed | 14 H x 38 W 80 D Wayfair

Strobel’s super-premium and Strobel think the best softside waterbed on the market has their Patented Leak-Proof Double Wall Hydro Support 1800 waterbed mattress for super wavelesness and added peace of mind. Strobel Hydro Support Waterbeds feature... more

Twin XL Memory Foam Mattress - Strobel Winners Citation 3-in Pillowtop Complete Set 30" Waveless Shallow fill Soft-side Waterbed | 30 H x 38 W 80 D Wayfair

Strobel’s shallow fill soft sides feature water tube systems. These tubes can be taken to the sink to be filled or drained and give more flexibility for moving the bed. Inner support rails are fabric covered and made from Soy based foam and engineered... more

Twin XL 14" Memory Foam Mattress - Strobel Winners Citation 3-in Pillowtop Top Only Waveless Shallow fill Soft-side Waterbed | 14 H x 38 W 80 D Wayfair

Strobel’s shallow fill softsides feature water tube systems. These tubes can be taken to the sink to be filled or drained and give more flexibility for moving the bed. Inner support rails are fabric covered and made from Soy based foam and engineered... more

Twin XL Medium 8" Memory Foam Mattress - Home | 39 H x 80 W 8 D in Wayfair WFS-15CHM09-8-TXL

The foam mattress has a unique design, giving it a simple style. The surface of the mattress is breathable and soft, and it does not wrinkle easily. Foam hardness is moderate, can provide enough support, and reduces sleep stress. It is worth noting... more

Twin XL Medium 8" Memory Foam Mattress - Home | 39 H x 80 W 8 D in Wayfair WFS-15CHM09-8-TXL

The foam mattress has a unique design, giving it a simple style. The surface of the mattress is breathable and soft, and it does not wrinkle easily. Foam hardness is moderate, can provide enough support, and reduces sleep stress. It is worth noting... more

Twin XL Medium 8" Memory Foam Mattress - Alwyn Home Morada Cooling Copper Infused in Brown | 80 H x 38 W 8 D Wayfair

Experience ultimate comfort on the Morada 8" Memory Foam Mattress from Alywn Home. The 3 layer craftsmanship features a breathable, cool-to-the-touch knit cover and a layer of Cooling Copper Infused Memory Air Foam atop high-density support foam. The... more

Twin XL 8" Gel/Foam Mattress - Craft & Trade Mattress, CopperGel Cooling, Certipur-US Certified, Bed-In-A-Box, 8 Inch | 80 H x 39 W D in Wayfair

CRAFT & TRADE - The Art of Better Sleep. The CRAFT & TRADE 8-inch Memory Foam Mattress, COPPERGEL, combines cooling, comfort, and support into one. With two inches of COPPERGEL memory foam, this mattress features some of the industry’s most advanced... 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 Medium 8" Gel/Foam Mattress - Alwyn Home Tallac Gel Memory Foam | 80 H x 39 W 8 D in Wayfair D0FE6D860CFB4334B5596D22492CB76F

Featuring an innovative design and an elite selection of materials, the Tallac 8" Plush Infused Gel Memory Foam Mattress is guaranteed to deliver the ultimate sleep experience. A luxurious double jacquard fabric with aloe vera infusion provides a... more

Twin XL Medium 8" Gel/Foam Mattress - Alwyn Home Bournon Gel Memory Foam Infused w/ Green Tea | 80 H x 38 W 8 D in Wayfair

Introducing this Green Tea Infused Cooling Gel Memory Foam Mattress, designed to provide the ultimate sleep experience. With a combination of exceptional features, this mattress is crafted to deliver unmatched comfort, support, and durability. Made... more

Twin XL 8" Mattress - ProHeal Low Air Loss/Alternating Pressure System W/Deluxe Digital Pump & Cell-On-Cell Support Base W/Raised Rail 36"X80"X8"/11" | 80 H x 36 W 8 D in Wayfair

The ProHeal line of Alternating Pressure and Low Air Loss Hospital Mattresses are the preferred choice by clinicians and patients treating all stages of pressure sores. Bedridden patients often suffer from skin ulcers and bed sores due to extended... 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 Medium 8" Latex Mattress - ProHeal Extra Long | 84 H x 36 W 8 D in Wayfair PH-83600RR-84

The ProHeal line of Alternating Pressure and Low Air Loss Hospital Mattresses are the preferred choice by clinicians and patients treating all stages of pressure sores. Bedridden patients often suffer from skin ulcers and bed sores due to extended... more

Twin XL 8" Foam Mattress - Alwyn Home Sleepenvie MATTRESS | 80 H x 39 W 8 D in Wayfair 93A0F3645A1640DEA751DAD43A63697A

The Sleepenvie is 8 inches of condensed comfort and support. The gel-infused memory foam is the key comfort aspect because it conforms to your body immediately while maintaining an ideal temperature for a sound night’s sleep. The firmness of the... more

Twin XL Medium 8" Gel/Foam Mattress - Alwyn Home Ansara Gel Infused Memory Foam | 80 H x 39 W 8 D in Wayfair 7D67017AC27C4D6F81791F9AA95E150C

Drift into a world of luxurious comfort on our memory foam mattress. The memory foam molds to your body, relieving pressure points for unparalleled rest. This mattress uses a combination of advanced foams to deliver custom body-hugging support for... more

Twin XL Medium 8" Memory Foam Mattress - Alwyn Home | 80 H x 38 W 8 D in Wayfair BC644A838F8544508EEC30F2762302C2

Made with multiple layers of patented memory foam, the Alwyn Home Memory Foam Mattress is inviting and contouring. This mattress offers bounce-back support and prevents deep body impressions. This patented foam is sensitive to body temperature and... more

Twin XL Medium 8" Gel/Foam Mattress - Alwyn Home Tallac Gel Memory Foam | 80 H x 39 W 8 D in Wayfair D0FE6D860CFB4334B5596D22492CB76F

Featuring an innovative design and an elite selection of materials, the Tallac 8" Plush Infused Gel Memory Foam Mattress is guaranteed to deliver the ultimate sleep experience. A luxurious double jacquard fabric with aloe vera infusion provides a... more

Twin XL Firm 8" Foam Mattress - Alwyn Home Tight Top | 80 H x 38 W 8 D in Wayfair AB67041C12614F7DAB912E5E8AF122B4

This medium-firm mattress is a hybrid mattress, offering the comfort of foam with the sturdy support of springs. Produced with 5-zoned pocket spring technology, this mattress contains springs with varying degrees of firmness, which allows it to adapt... more

Twin XL 8" Mattress - ProHeal Low Air Loss/Alternating Pressure System W/Deluxe Digital Pump & Cell-On-Cell Support Base W/Raised Rail 36"X80"X8"/11" | 80 H x 36 W 8 D in Wayfair

The ProHeal line of Alternating Pressure and Low Air Loss Hospital Mattresses are the preferred choice by clinicians and patients treating all stages of pressure sores. Bedridden patients often suffer from skin ulcers and bed sores due to extended... more

Twin XL Medium 8" Gel/Foam Mattress - Alwyn Home Ansara Gel Infused Memory Foam | 80 H x 39 W 8 D in Wayfair 7D67017AC27C4D6F81791F9AA95E150C

Drift into a world of luxurious comfort on our memory foam mattress. The memory foam molds to your body, relieving pressure points for unparalleled rest. This mattress uses a combination of advanced foams to deliver custom body-hugging support for... more

Twin XL 8" Foam Mattress - Alwyn Home Sleepenvie MATTRESS | 80 H x 39 W 8 D in Wayfair 93A0F3645A1640DEA751DAD43A63697A

The Sleepenvie is 8 inches of condensed comfort and support. The gel-infused memory foam is the key comfort aspect because it conforms to your body immediately while maintaining an ideal temperature for a sound night’s sleep. The firmness of the... more

Twin XL Medium 8" Gel/Foam Mattress - The Twillery Co.® Ardelia Gel Memory Foam Infused w/ Green Tea | 80 H x 38 W 8 D in Wayfair

This 8" mattress has a tight top and low motion transfer, so it's designed to let you stay asleep, even if you or your partner tosses and turns. Its two layers of memory foam have a medium firmness that's just right for sleepers who like a balance of... more

Twin XL Medium 14" Gel/Foam Mattress - Gel Memory Foam ComforPedic Loft from Beautyrest | 80 H x 38 W 14 D in Wayfair 35602-04785-WF

Elevate your sleep experience with the Comforpedic Loft from 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 mattress has... more

Twin XL Medium 3" Gel/Foam Mattress - Alwyn Home Mokena Gel Memory Foam Sofa Bed | 78 H x 38 W 3 D in Wayfair EE20C1F60D184C9F9BE3E8AC85DA85BB

This portable mattress features a cutting-edge gel memory foam that contours to your body, providing a luxurious and supportive sleep experience. The gel memory foam not only cradles you in comfort but also regulates temperature, ensuring a cool and... more

Kingsdown Dynamic Semi-Flex Foundation Metal | 8.5 H x 37.5 W x 79.5 D in | Wayfair FG-15006-SFH-TL

High-grade durable steel is configured and welded into a unique design for dynamic support of Kingsdown mattresses to further optimize mattress performance and support the body for optimal sleep through the night. Profile: Standard Profile (8.5"),... more

Twin XL Firm 14" Gel/Foam Mattress - ComforPedic Loft from the Beautyrest Gel Memory Foam | 80 H x 38 W 14 D in Wayfair 35602-04791-WF

Elevate your sleep experience with the 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 mattress... more

Twin XL Medium 13" Hybrid Mattress - Alwyn Home Hallee Two-Sided Mattress, Fiberglass | 80 H x 39 W 13 D in Wayfair

This flippable, natural, organic mattress is twice as nice. GREENGUARD gold-certified, this hybrid mattress is constructed using up to 1, 089 pocketed support coils with side support. The flippable, all-natural construction eliminates the need for... more

Twin XL Medium 8" Innerspring Mattress - Bedgear Patroclus | 80 H x 38 W 84 D in Wayfair 810074959773

Get the best of both worlds with our innovative hybrid mattress! Breathable, cooling, and supportive in all the right places, the H6 combines our memory foam-like material with individually wrapped coils to create a responsive medium-plush mattress for... more

Twin XL Waterbed Mattress - Strobel Winners Street Sense 3-in Latex Pillowtop Complete Set 30" Waveless Shallow fill Soft-side | 30 H x 38 W 80 D Wayfair

Strobel’s shallow fill soft sides feature water tube systems. These tubes can be taken to the sink to be filled or drained and give more flexibility for moving the bed. Inner support rails are fabric covered and made from Soy based foam and engineered... more

Twin XL 14" Waterbed Mattress - Strobel Winners Street Sense 3-in Latex Pillowtop Top Only Waveless Shallow fill Soft-side | 14 H x 38 W 80 D Wayfair

Strobel’s shallow fill soft sides feature water tube systems. These tubes can be taken to the sink to be filled or drained and give more flexibility for moving the bed. Inner support rails are fabric covered and made from Soy based foam and engineered... more

Twin XL Memory Foam Mattress - Strobel Winners Bold Venture K-Rail 3-in Pillowtop Complete Set 30" Waveless Deep fill Soft-side Waterbed | 30 H x 38 W 80 D Wayfair

Strobel’s super-premium and Strobel think the best softside waterbed on the market has their Patented Leak-Proof Double Wall Hydro Support 1800 waterbed mattress for super wavelesness and added peace of mind. Strobel Hydro Support Waterbeds feature... more

Twin XL Memory Foam Mattress - Strobel Winners Citation 3-in Pillowtop Complete Set 30" Waveless Shallow fill Soft-side Waterbed | 30 H x 38 W 80 D Wayfair

Strobel’s shallow fill soft sides feature water tube systems. These tubes can be taken to the sink to be filled or drained and give more flexibility for moving the bed. Inner support rails are fabric covered and made from Soy based foam and engineered... 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 15" Hybrid Mattress - Alwyn Home Glynis Two-Sided Plush Mattress, Fiberglass | 80 H x 39 W 15 D in Wayfair 6D69137EC8C0401497709F96EBF6542A

This flippable, natural, organic mattress is twice as nice. GREENGUARD gold-certified, this hybrid mattress is constructed using up to 1, 089 pocketed support coils with side support. The flippable, all-natural construction eliminates the need for... more