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King 12" Gel/Foam Mattress - Wayfair Sleep™ Plush Cooling Gel Memory Foam | 79 H x 75 W 12 D in 9DF7F2871FEE48D9B879AE40D7A985C3

Get the sleep you deserve with a mattress that supports you, like this 12" memory foam option. Crafted using four layers of hypoallergenic memory foam with a tight top for a plush feel, this mattress is perfect for those who like to sink into their bed... more

12 Inch King Gel Memory Foam Mattress, White, Green Tea and Cooling Gel Infused

Experience a cooler and more comfortable sleep with the Green Tea Infused Memory Foam Mattress, featuring a gel-infused memory foam that keeps you cool all night long. more

Sleep Theraply Premium Plush Qulited Top Memory Foam & Cooling Gel Mattress, King

Upgrade to the perfect bedding solution and have a more restful night with Sleep Therapy by Spectra Orthopedic Mattress. You will sink in to a deep sleep and wake up refreshed on this 12.5 Inch Knife Edge Pillow-top, American made mattress. more

12 Inch Graphene Memory Foam Mattress with CertiPUR-US Certified, Firm Feel, King,White

Discover the ultimate in cooling and contouring comfort with the Capri Memory Foam Mattress. This mattress is designed with a cool-touch top fabric and features Graphene Memory Foam to draw heat away from your body while you sleep. more

King Firm 10" Hybrid Mattress - Sleep Innovations Marley Medium | 80 H x 38 W 10 D in Wayfair 3073006

Sleep soundly and supported on our 10-inch, four-layer memory foam and innerspring Marley Hybrid Mattress. The combination of an innerspring coil system and cooling gel memory foam provides a balance of support and comfort. A cool-touch cover relaxes... more

King Firm 10" Gel/Foam Mattress - Sleep Innovations Marley Medium Gel Memory Foam | 76 W x 10 D in Wayfair 3073838

The triple-layer design of the Marley mattress keeps you cool and supported all night long. The gel memory foam top layer and supportive middle layer with airflow channels provide a cooling effect, helping to maintain a comfortable climate while you... more

King Firm 8" Gel/Foam Mattress - Sleep Innovations Marley Medium Gel Memory Foam | 80 H x 76 W 8 D in Wayfair 3073830

Improve your sleep with the essential comfort of our 8 inch, two layer gel memory foam Marley Mattress. The soft knit hypoallergenic cover immediately relaxes you with lasting freshness, while soothing gel memory foam actively reduces excess body heat... more

King Medium 12" Gel/Foam Mattress - Sleep Innovations Ellis Gel Memory Foam | 80 H x 76 W 12 D in Wayfair 3302018

With Ellis, we raised the bar on cooling tech, for soothing comfort that never quits. On top, a soft, cool cover features instantly cooling fibers that help you relax. Inside, advanced EVENcor GelPlus® memory foam draws heat away from the body, keeping... more

King Medium 12" Hybrid Mattress - Sleep Innovations Shiloh | 12 D in Wayfair 3073012

Sleep soundly and supported on our 12-inch, four-layer memory foam and innerspring Shiloh Hybrid Mattress. The combination of an innerspring coil system and cooling gel memory foam provides a balance of support and comfort. A cool-touch cover relaxes... more

12" Memory Foam Mattress - Camper Sleep Plush Graphite Infused Travel Bed | 80 H x 70 W 12 D in Wayfair CS-12RAM -70x80 - RV/King

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 Medium 12" Memory Foam Mattress - Sleep Innovations Shiloh | 80 H x 76 W 12 D in Wayfair 3073853

Upgrade your bed with the Shiloh Mattress for head-to-toe comfort, while keeping your body properly aligned, fully supported, and at a comfortable temperature. The Shiloh Mattress features our most cloudlike memory foam technology to help you fall... more

King Firm 12" Memory Foam Mattress - Sleep Innovations Arlo | 80 H x 76 W 12 D in Wayfair 3078749

Find the firm, pressure-relieving support that helps align your spine and keep you in deep, undisturbed sleep. Under a cool quilted cover with fresh protection, a top layer of high airflow foam adds breathable coolness, moving excess heat away from... more

King Medium 12" Gel/Foam Mattress - Wayfair Sleep™ Cooling Gel Memory Foam | 80 H x 76 W 12 D in 4536C5DB6718489881A82C1D50FC0211

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

King Medium 12" Gel/Foam Mattress - Nora® by Wayfair Sleep Cooling Gel Memory Foam w/ Cover | 80 H x 76 W 12 D in NORA1001 41386856

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

King 12" Gel/Foam Mattress - Alahomora Hybrid 12 Inch Full Mattress; Cooling Gel Infused & Individual Pocket Spring | 80 H x 76 W D in Wayfair

Good sleep can help people relieve fatigue; relax their brains; and be more energetic the next day. Choosing a good mattress can help you improve the quality of sleep. From now on; deep sleep is no longer a dream. Independent pocket spring system; each... more

King 12" Gel/Foam Mattress - Nap Queen Victoria Hybrid, Cooling Gel Infused & Pocket Spring Mattress, Multiple Sizes | 75 H x 39 W 12 D in Wayfair

Designed for quality and comfort for your best night’s sleep at an affordable price. This mattress features individual power-packed wrapped coils and two perimeter rows of 13-gauge pocketed coils for edge-to-edge zone support. The cradling feature of... more

King 12" Hybrid Mattress - Spinal Solution Huston Ultra Plush EuroTop Relaxing & Cooling Sleep White | 80 H x 76 W 20 D in Wayfair PC900199-6/6-2S

This mattress has springs with independent springs that minimize motion transfer and provide body pressure relief, pocket-coil mattresses are a great option for almost anyone. Even lovers of memory foam or other foam mattresses can benefit from pocket... more

King Medium 12" Hybrid Mattress - Nora® by Wayfair Sleep Nora Cooling Mattress, Polyester | 79 H x 75 W 10 D in CDAFCDB195C740E89A4AE4E51A557E33

This 12" thick hybrid mattress has a tight top and low-motion transfer, designed to let you stay asleep even if your partner tosses and turns. Multiple layers of memory foam have a medium firmness with a breathable design that helps keep you cool while... more

King 12" Hybrid Mattress - Spinal Solution Huston Ultra Plush EuroTop Relaxing & Cooling Sleep White | 80 H x 76 W 16 D in Wayfair

This mattress has springs with independent springs that minimize motion transfer and provide body pressure relief, pocket-coil mattresses are a great option for almost anyone. Even lovers of memory foam or other foam mattresses can benefit from pocket... more

King Medium 10" Hybrid Mattress - Nora® by Wayfair Sleep Nora Cooling Mattress, Polyester | 79 H x 75 W 12 D in 849901E20BA84BD59EC9C0A819861DFE

This 10" thick hybrid mattress has a tight top and low motion transfer, designed to let you stay asleep even if your partner tosses and turns. Six layers of memory foam have a high firmness with a breathable design that helps keep you cool while... more

12" Memory Foam Mattress - Camper Sleep Plush Graphite Infused Travel Bed | 75 H x 70 W 12 D in Wayfair CS-12RAM -70x75 - RV/King

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" Gel/Foam Mattress - Spinal Solution 12-Inch Hybrid Gel w/ Moisture Wicking, Cooling System, Breathable | 80 H x 76 W 12 D in Wayfair

Made with temperature-controlling properties, the 12” hybrid gel mattress dissipates heat for a comfortable sleep throughout the night. Individually wrapped coils, encased with foam, reinforce the mattress edges to increase the sleep surface of this... more

King Firm 12" Gel/Foam Mattress - Spinal Solution 12-Inch Hybrid Gel w/ Moisture Wicking, Cooling System, Breathable | 80 H x 76 W 12 D in Wayfair

Made with temperature-controlling properties, the 12” hybrid gel mattress dissipates heat for a comfortable sleep throughout the night. Individually wrapped coils, encased with foam, reinforce the mattress edges to increase the sleep surface of this... more

Queen Medium 12" Gel/Foam Mattress - Home Cooling Gel Memory Foam | 80 H x 60 W 12 D in Wayfair WF-CH0805-12-Q-S

If you love to flop down and sink into the comfort of your bed at the end of the day, then you'll love this mattress. Get the luxury you crave and the ultimate sleep experience that you deserve with a 12-inch cool gel memory foam mattress. The three... more

King Medium 12" Gel/Foam Mattress - Home Cooling Gel Memory Foam | 80 H x 76 W 12 D in Wayfair WF-CH0805-12-K-S

If you love to flop down and sink into the comfort of your bed at the end of the day, then you'll love this mattress. Get the luxury you crave and the ultimate sleep experience that you deserve with a 12-inch cool gel memory foam mattress. The three... more

Full Medium 12" Gel/Foam Mattress - Home Cooling Gel Memory Foam | 75 H x 54 W 12 D in Wayfair WF-CH0805-12-F-S

If you love to flop down and sink into the comfort of your bed at the end of the day, then you'll love this mattress. Get the luxury you crave and the ultimate sleep experience that you deserve with a 12-inch cool gel memory foam mattress. The three... more

Full Medium 12" Gel/Foam Mattress - Home Cooling Gel Memory Foam | 75 H x 54 W 12 D in Wayfair WF-CH0805-12-F-S

If you love to flop down and sink into the comfort of your bed at the end of the day, then you'll love this mattress. Get the luxury you crave and the ultimate sleep experience that you deserve with a 12-inch cool gel memory foam mattress. The three... more

King Firm 12" Gel/Foam Mattress - New Era Innovations Doozy, Gel Infused Medium Memory Foam Mattress, Multiple Sizes | 80 H x 76 W 12 D in Wayfair

Introducing the Gel Foam Mattress: Your Gateway to Ultimate Comfort and Restful Sleep! Experience the epitome of luxury and relaxation with the Gel Foam Mattress, a marvel crafted to provide unparalleled comfort and support. Designed with meticulous... more

King 12" Gel/Foam Mattress - Alahomora Hybrid 12 Inch Mattress; Cooling Gel Infused Memory Foam & Individual Pocket Spring | 80 H x 76 W D in Wayfair

Good sleep can help people relieve fatigue; relax their brains; and be more energetic the next day. Choosing a good mattress can help you improve the quality of sleep. From now on; deep sleep is no longer a dream. Independent pocket spring system; each... more

King Medium 12" Memory Foam Mattress - Martha Stewart SleepComplete Support Dual-Action Green Tea Cooling | 80 H x 76 W 12 D in Wayfair

Inspired by Martha Stewarts approach to functional, organized living, SleepComplete by Martha Stewart marries a new assortment of premium mattresses with a simple system to determine your best sleep solution. From sleep surface to base, the dual-action... more

King Firm 12" Memory Foam Mattress - Martha Stewart SleepComplete Premium Medium-Firm Dual-Action Cooling In A Box | 80 H x 76 W 12 D in Wayfair

Inspired by Martha Stewarts approach to functional, organized living, SleepComplete by Martha Stewart marries a new assortment of premium mattresses with a simple system to determine your best sleep solution. From sleep surface to base, the... more

King Firm 12" Foam Mattress - Martha Stewart SleepComplete Support Pocket Spring & Hybrid Cooling | 80 H x 76 W 12 D in Wayfair CL-MODE-12K-MS

Inspired by Martha Stewarts approach to functional, organized living, SleepComplete by Martha Stewart marries a new assortment of premium mattresses with a simple system to determine your sleep solution. From sleep surface to base, the hybrid mattress... more

King Medium 12" Gel Mattress - Alwyn Home Efigenia Cooling Hybrid Mattress, Steel | 80 H x 76 W 12 D in Wayfair E9106B9C3EA54C8ABFF9AA8792032BF8

The power of a solid night’s sleep can never be underestimated. Getting that sleep on a premium cooling mattress that didn’t cost an arm and a leg used to be a difficult feat. Until now. The Comfort Support Cooling Gel Hybrid Mattress is a top-quality... more

King Extra Firm 12" Innerspring Mattress - Sealy Posturepedic Plus firm | 80 H x 76 W 12 D in Wayfair 52728361

We believe a better quality mattress leads to better quality sleep and a better quality of life. This ultra-firm, cooling mattress delivers a breakthrough in pressure-relieving comfort. Sleep better on this mattress. Mattress Size: King | King Extra... more

King Medium 12" Gel/Foam Mattress - Nautica Exhilarate Medium-Plush Gel Memory Foam Mattress, Cooling Air Flow Layers Cover | 79 H x 75 W 12 D in Wayfair

The Nautica Home Exhilarate 12" cooling gel memory foam mattress is crafted from premium materials to keep you cool, comfortable, and asleep all night long. All Boyd sleep mattresses are 100% fiberglass free and glass fiber free and are made with... more

King Medium 12" Gel Mattress - BRN Serenity Tight-Top Cooling Memory Edge Support Pocket Spring Premium Hybrid | 80 H x 76 W 12 D in Wayfair

Experience the comfort of our tight-top hybrid mattress, featuring thoughtfully stitched, high-quality knitted fabric for a luxurious sleep immersion and a soft tactile experience. The body-responsive gel memory foam delicately contours to your unique... more

King Medium 12" Gel/Foam Mattress - Crystli Cooling Gel Memory Foam | 80 H x 76 W 12 D in Wayfair JUNE12KI

Crystal 12-inch mattress is designed to satisfy the need for contoured support of your vertebrae while you sleep. We owe this luxury to the tempered steel independently-encased coils whose particularity is to conform to the curves of your body creating... more

King 12" Memory Foam Mattress - Vibe Supreme Cooling Hybrid | Bed-In-A-Box 84 H x 76 W 12 D in Wayfair 20.2156.23.04.96

This mattress has a chill Vibe, seriously. Combining both a cold-to-the-touch fabric blend with a proprietary BioCool phase change material (PCM) cooling technology added to the foam, this mattress helps you sleep cooler through the night. The core of... more