Furniture › Bedroom Furniture › Foam Mattresses › 12 w x 12 h

Queen Firm 12" Gel/Foam Mattress - Blissful Nights Two-Sided Medium & Gel Memory Foam | 80 H x 60 W 12 D in Wayfair 12SWITCH-Q

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

12 in. Medium Gel Memory Foam Hybrid Pocket Spring Pillow Top Full Mattress

Specifications: Type: Modern Mattress Shape: Rectangular Mattress Material: Memory Foam Comfort Level: Medium Mattress Type: Hybrid Color: White Size of the Mattress: 75" L x 54" W x 12" H Special Features: Adjustable,Bed-in-a-Box Support and… more

12 in. Medium Gel Memory Foam Hybrid Pocket Spring Pillow Top Full XL Mattress

Specifications: Type: Modern Mattress Shape: Rectangular Mattress Material: Memory Foam Comfort Level: Medium Mattress Type: Hybrid Color: White Size of the Mattress: 80" L x 54" W x 12" H Special Features: Adjustable,Bed-in-a-Box Support and… more

4 Inch Tri-fold Cool Gel Memory Foam Mattress-Queen Size

Specifications Size:Twin XL Color:White+Grey Material:Memory Foam, Support Foam, Polyester, Mesh, Bamboo Fiber Overall Dimensions:79.5" x 38.5" x 4" (L x W x H) Folding Dimensions:38.5" x 27" x 12" (L x W x H) Net Weight:14 lbs Size:Full Size Color:White… more

California King Firm 12" Gel/Foam Mattress - Blissful Nights Two-Sided Medium & Gel Memory Foam | 84 H x 72 W 12 D in Wayfair 12SWITCH-CK

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

King Medium 12" Memory Foam Mattress - Sealy Cool + Clean 12” | 80 H x 76 W 12 D in Wayfair F03-00180-KG0

Cool. Clean. Comfortable. Convenient. The Sealy 12” Memory Foam Mattress-in-a-Box brings all the comfort and trusted quality of a Sealy mattress, turned up a notch with a cool & clean cover and mattress-in-a-box convenience. Cool-touch plush knit cover... more

California King Firm 12" Memory Foam Mattress - Tempur-Pedic TEMPUR-ProAdapt | 84 H x 72 W 12 D in Wayfair 10736180

Continuous innovation for continuous comfort. The TEMPUR-ProAdapt® Firm mattress is expertly engineered with the most pressure-relieving material we've ever created and one-of-a-kind cooling technology. It adapts and conforms to your body’s unique... more

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 Medium 12" Gel/Foam Mattress - Lucid Comfort Collection Gel Memory Foam & Bed Frame | 75 H x 39 W 12 D in Wayfair LUCC12TT45MF14FP

The Lucid Comfort Collection 12" Medium Gel Memory Foam Mattress and Bed Frame provide a supportive profile perfect for back, side, and stomach sleepers. Plus, the gel-infused memory foam helps manage body temperature to create a cooler sleep... more

Queen Medium 12" Memory Foam Mattress - Charcoal infused ComforPedic Loft from Beautyrest | 80 H x 60 W 12 D in Wayfair 35602-07004-WF

Comforpedic Loft from Beautyrest mattresses gives you a clean, refreshing feel to your mattress, ensuring that you get the rest you need and the comfort you desire. Manufactured from high-end foams and unique processes, this mattress will be your sleep... more

Queen Firm 12" Foam Mattress - Brooklyn Bedding | 80 H x 60 W 12 D in Wayfair WS12F50-Q

Whether you're a spreader, a curler, or somewhere in between, this 12'' innerspring mattress is here to help you get the rest you deserve. This mattress is crafted with a pocket coil design for a little extra orthopedic support, while the quilted,... more

Queen 12" Memory Foam Mattress - Tempur-Pedic TEMPUR ProAdapt Plush | 80 H x 60 W 12 D in Wayfair 10738150

Continuous innovation for continuous comfort. The Tempur-ProAdapt Soft mattress is expertly engineered with the most pressure-relieving material we've ever created and one-of-a-kind cooling technology. It adapts and conforms to your body’s unique... more

12" Memory Foam Mattress - Camper Sleep Plush Graphite Infused Travel Bed | 75 H x 60 W 12 D in Wayfair CS-12RAM -60x75 - RV/Short Queen

Let us help make your adventure comfortable. Our Mattresses are perfect for Home, RV, Camper, Bunk, Truck Bed, Cabin Sleeper, Homecare Beds, Antique Beds and much more. The 12” Rambler is made up of a 4lb. Carbon Cooling Memory Foam Top Layer,... more

King Firm 12" Foam Mattress - Brooklyn Bedding | 80 H x 60 W 12 D in Wayfair WS12F66-K

Whether you're a spreader, a curler, or somewhere in between, this 12'' innerspring mattress is here to help you get the rest you deserve. This mattress is crafted with a pocket coil design for a little extra orthopedic support, while the quilted,... more

Twin XL 12" Gel/Foam Mattress - Slumber Solutions Respond NRGel Memory Foam | 80 H x 38 W 12 D in Wayfair 35602-04431-WF

This 12” Slumber Solutions Respond mattress will bring plush opulence to your nights. With 2” of our “made in the US” NRGel, you can feel the mattress gently respond to your movements. While maintaining the benefits of gel memory foam, our NRGel is a... more

4 Inch Tri-fold Cool Gel Memory Foam Mattress-Queen Size

Specifications Size:Twin XL Color:White+Grey Material:Memory Foam, Support Foam, Polyester, Mesh, Bamboo Fiber Overall Dimensions:79.5" x 38.5" x 4" (L x W x H) Folding Dimensions:38.5" x 27" x 12" (L x W x H) Net Weight:14 lbs Size:Full Size Color:White… more

4 Inch Tri-fold Cool Gel Memory Foam Mattress-Queen Size

Specifications Size:Twin XL Color:White+Grey Material:Memory Foam, Support Foam, Polyester, Mesh, Bamboo Fiber Overall Dimensions:79.5" x 38.5" x 4" (L x W x H) Folding Dimensions:38.5" x 27" x 12" (L x W x H) Net Weight:14 lbs Size:Full Size Color:White… more

Twin Medium 12" Memory Foam Mattress - Sealy to Go 12” in a Box | 75 H x 39 W 12 D Wayfair F03-00086-TW0

Sealy foam mattresses use a combination of advanced foams to deliver custom body-hugging support for every part of your body. The carefully layered foams conform to your shape, distributing your weight evenly to relieve pressure points so you wake up... more

King Medium 12" Memory Foam Mattress - Sealy to Go 12” in a Box | 80 H x 76 W 12 D Wayfair F03-00086-KG0

Sealy foam mattresses use a combination of advanced foams to deliver custom body-hugging support for every part of your body. The carefully layered foams conform to your shape, distributing your weight evenly to relieve pressure points so you wake up... more

California King Medium 12" Memory Foam Mattress - Sealy to Go 12” in a Box | 84 H x 72 W 12 D Wayfair F03-00086-CK0

Sealy foam mattresses use a combination of advanced foams to deliver custom body-hugging support for every part of your body. The carefully layered foams conform to your shape, distributing your weight evenly to relieve pressure points so you wake up... more

Full Medium 12" Memory Foam Mattress - Sealy Cool w/ CopperChill Technology in Brown | 75 H x 54 W 12 D Wayfair F03-00129-FL0

Sealy foam mattresses use a combination of advanced foams to deliver custom body-hugging support for every part of your body. Our carefully layered foams conform to your shape, distributing your weight evenly to relieve pressure points so you wake up... more

Twin Medium 12" Gel/Foam Mattress - Nora® by Wayfair Sleep Cooling Gel Memory Foam w/ Cover | 75 H x 39 W 12 D in NORA1001 41386852

This gel memory foam mattress hits the mark on cool and cozy. Crafted with a layer of cooling gel-infused memory foam that hugs your shape, it’s wrapped in a soft and breathable cool-to-the-touch cover that is instantly inviting for a restorative... more

Twin Medium 12" Memory Foam Mattress - Sealy Cool w/ CopperChill Technology in Brown | 75 H x 39 W 12 D Wayfair F03-00129-TW0

Sealy foam mattresses use a combination of advanced foams to deliver custom body-hugging support for every part of your body. Our carefully layered foams conform to your shape, distributing your weight evenly to relieve pressure points so you wake up... more

California King Medium 12" Memory Foam Mattress - Tempur-Pedic TEMPUR ProAdapt | 84 H x 72 W 12 D in Wayfair 10737180

Continuous innovation for continuous comfort. This product is expertly engineered with the most pressure-relieving material we've ever created and one-of-a-kind cooling technology. It adapts and conforms to your body’s unique needs. Every point of... more

King 12" Memory Foam Mattress - Leesa Legend Plush | 80 H x 76 W 12 D in Wayfair LELEHY66

Leesa's Legend mattress is a dual-spring hybrid, featuring two spring units totaling 1, 700+ springs plus extra layers of plush comfort and support foams. Designed for sustainability, the Legend mattress cover is made with a blend of 100% organic... more

King Firm 12" Memory Foam Mattress - Signature Design by Ashley Chime | 79 H x 75 W 12 D in Wayfair M72741

When it comes to your comfort, chime in for this Signature Design by Ashley Chime Firm Memory Foam Mattress. Its foam contours to your body delivering amazing support, pressure relief, and comfort. The thick memory foam layer is supported by a super... more

California King 12" Memory Foam Mattress - Camper Sleep Plush Graphite Infused Travel Bed | 84 H x 72 W 12 D in Wayfair

Let us help make your adventure comfortable. Our Mattresses are perfect for Home, RV, Camper, Bunk, Truck Bed, Cabin Sleeper, Homecare Beds, Antique Beds and much more. The 12” Rambler is made up of a 4lb. Carbon Cooling Memory Foam Top Layer,... more

Twin Medium 12" Gel/Foam Mattress - Gel Memory Foam ComforPedic Loft from Beautyrest | 75 H x 38 W 12 D in Wayfair 35602-04766-WF

Elevate your sleep experience with a 12" medium 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 increased airflow... more

Full 12" Gel/Foam Mattress - Lulu Plush Gel Memory Foam | 12 H x 54 W D in Wayfair LuluIon12-Full

The Lulu 12" Mattress-in-a-box collection offers high-end materials at an affordable price. Cooler and sounder sleep on 12 inches of memory foam that will maintain proper spinal alignment while you sleep. The 12" Mattress-in-a-box uses quality Super... more

Full 12" Memory Foam Mattress - Leesa Legend Plush | 74 H x 53.5 W 12 D in Wayfair LELEHY46

Leesa's Legend mattress is a dual-spring hybrid, featuring two spring units totaling 1, 700+ springs plus extra layers of plush comfort and support foams. Designed for sustainability, the Legend mattress cover is made with a blend of 100% organic... more

Twin Medium 12" Gel/Foam Mattress - Wayfair Sleep™ Cooling Gel Memory Foam | 75 H x 39 W 12 D in 97B8CA902AF943CEA479A2340434F20B

Whether you're upgrading the mattress in the master suite, or giving the guest bedroom a quick refresh, this 12" memory foam mattress is here to help you get the sleep you need! Crafted with four layers of hypoallergenic gel memory foam, this piece... more

Queen Medium 12" Gel/Foam Mattress - Serta Gel Memory Foam | 80 H x 60 W 12 D in Wayfair 20.1066.99.03.96

Take your sleep to the next level with the 12" Serta Perfect Sleeper Express mattress featuring a cooling cover and 3 foam layers with 3" of premium gel memory foam, 3" of gel-infused support foam, and 6 inches of a high-density supportive foam core.... more

Twin 12" Memory Foam Mattress - Tempur-Pedic TEMPUR ProAdapt Plush | 80 H x 38 W 12 D in Wayfair 10738120

Continuous innovation for continuous comfort. The Tempur-ProAdapt Soft mattress is expertly engineered with the most pressure-relieving material we've ever created and one-of-a-kind cooling technology. It adapts and conforms to your body’s unique... more

Full Firm 12" Foam Mattress - Brooklyn Bedding | 80 H x 60 W 12 D in Wayfair WS12F46-F

Whether you're a spreader, a curler, or somewhere in between, this 12'' innerspring mattress is here to help you get the rest you deserve. This mattress is crafted with a pocket coil design for a little extra orthopedic support, while the quilted,... more

12" Memory Foam Mattress - Camper Sleep Plush Graphite Infused Travel Bed | 80 H x 30 W 12 D in Wayfair CS-12RAM -30x80

Let us help make your adventure comfortable. Our Mattresses are perfect for Home, RV, Camper, Bunk, Truck Bed, Cabin Sleeper, Homecare Beds, Antique Beds and much more. The 12” Rambler is made up of a 4lb. Carbon Cooling Memory Foam Top Layer,... more

Twin 12" Foam Mattress - Bedgear Luxury Sport Xtreme Performance Instant Cooling by Ver-Tex Technology | 75 H x 39 W 12 D in Wayfair BGA012901

Our plushest feel yet. The Luxury Sport Xtreme Performance Mattress is a luxurious memory foam mattress that is made to keep you cool while sleeping. With our exclusive, instant cooling fabric and breathable mesh for continuous airflow, the Luxury... more

Twin Firm 12" Memory Foam Mattress - Luxury Solutions | 75 H x 38 W 12 D in Wayfair 35602-00878-WF

Reward yourself and upgrade your sleep experience with this upscale mattress. Manufactured with high-quality foam, this mattress is ready to use within minutes of delivery. Mattress Size: Twin | Twin Firm 12" Memory Foam Mattress - Luxury Solutions |... more

Twin 12" Memory Foam Mattress - Leesa Legend Plush | 80 H x 38 W 12 D in Wayfair LELEHY33XL

Leesa's Legend mattress is a dual-spring hybrid, featuring two spring units totaling 1, 700+ springs plus extra layers of plush comfort and support foams. Designed for sustainability, the Legend mattress cover is made with a blend of 100% organic... more