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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

12 Inch Featuring Graphene Memory Foam Mattress Cooling Fibers Fabric Mattress CertiPUR-US Firm Feel California King,White

Elevate your sleep experience with the comfortable Memory Foam Mattress. Its contemporary styling, featuring a stylish gray raised textured side border and a black welt detail, complements any bedroom decor. more

Signature Design by Ashley Limited Edition Firm Black/White 2-Piece California King Mattress Package

Luxury comfort leads to luxury rest. This firm California king mattress soothes your body with cottony softness on the mattress cover. Packed inside are layers of support foam and gel memory foam to relieve your pressure points. more

Signature Design by Ashley Limited Edition Firm Black/White 2-Piece California King Mattress Package

Luxury comfort leads to luxury rest. This firm California king mattress soothes your body with cottony softness on the mattress cover. Packed inside are layers of support foam and gel memory foam to relieve your pressure points. more

California King Firm 12" Memory Foam Mattress - Signature Design by Ashley Chime | 79 H x 12 D in Wayfair M72751

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 Firm 12" Gel/Foam Mattress - Wayfair Sleep™ Gel Memory Foam | 83 H x 71 W 12 D in 4C151848352C4A62B8C7F8F0C6B88C78

Get responsive and supportive comfort with the 12” Firm Gel Memory Foam Mattress. This mattress has a top layer of latex-like foam that keeps you sleeping on top of your mattress instead of sinking into it and provides more responsive comfort.... more

California King Firm 12" Innerspring Mattress - Kingsdown Prime Owington Cushion | 84 H x 72 W 12 D in Wayfair FG-36001-TT1-CKH

The Prime collection provides luxury sleep at an exceptional value. Featuring consistent, edge-to-edge support, the Prime Owington Cushion Firm features additional layers of comfort added just beneath the luxury cooling cover. The Cushion Firm medium... more

California King Firm 12" Gel/Foam Mattress - Slumber Solutions Gel Memory Foam | 84 H x 72 W 12 D in Wayfair 35602-03491-WF

This firm mattress features a tight top and low-motion transfer, so it's designed to keep you asleep even if your partner tosses and turns. It has a breathable structure with a base layer, a comfort foam layer, and a gel memory foam layer. This 12"... more

California King Firm 14" Gel/Foam Mattress - Slumber Solutions Gel Memory Foam | 84 H x 72 W 14 D in Wayfair 35602-03506-WF

This 14” memory foam mattress brings style and support to your bedroom or guest room. This mattress features a moisture-wicking finish and a tight top with cooling gel memory foam, offering refreshing support wherever you need it. It provides a firm... more

King Firm 11" Gel/Foam Mattress - Spinal Solution 11-Inch Ananda Pearl & Gel Reactive Latex Memory Foam w/ Zipper, Medium Firm, Breathable | 80 H x 76 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

California King Medium 10" Gel/Foam Mattress - Slumber Solutions Restore Gel Memory Foam | 84 H x 72 W 10 D in Wayfair 35602-04363-WF

Surround yourself with luxury with this gel memory foam mattress. Our mattresses are specifically made with quality and comfort in mind. The top layer of next-generation gel memory foam provides upscale comfort. Using high-grade gel memory foam and... more

California King Firm 14" Gel/Foam Mattress - Slumber Solutions Renew Gel Memory Foam | 84 H x 72 W 14 D in Wayfair 35602-04423-WF

Surround yourself with luxury with this premium gel memory foam mattress. Our mattresses are specifically made with quality and comfort in mind. Using high-grade gel memory foam and covers, this mattress will keep you comfortable for years to come.... more

California King Firm 12" Innerspring Mattress - Kingsdown Prime Owington | 84 H x 72 W 12 D in Wayfair FG-36000-TT1-CKH

The Prime collection provides luxury sleep at an exceptional value. Featuring consistent, edge-to-edge support with a luxury cooling cover, this firm is assured to transform your nights into great days. For those preferring stronger support while... more

California King Firm 10" Gel/Foam Mattress - Slumber Solutions Renew Gel Memory Foam | 84 H x 72 W 10 D in Wayfair 35602-04387-WF

Surround yourself with luxury with this premium Gel Memory Foam Mattress. Our mattresses are specifically made with quality and comfort in mind. Using high-grade gel memory foam and covers, this mattress will keep you comfortable for years to come.... more

California King Medium 12" Gel/Foam Mattress - Comforpedic From Beautyrest NRGel Memory Foam | 84 H x 72 W 12 D in Wayfair 35602-03582-WF

Surround yourself with luxury with the Comforpedic From Beautyrest 12" Medium NRGel Memory Foam Mattress. Manufactured from next-generation NRGel memory foam that offers a unique combination of conformance and resilience for a deeper, more restorative... more

California King Firm 10" Gel/Foam Mattress - Slumber Solutions Gel Memory Foam | 84 H x 72 W 10 D in Wayfair 35602-03476-WF

Perfectly personalizing your sleep experience, the manufacturer provides unbeatable comfort with this product. Infusing gel particles with visco-elastic memory foam helps to create an optimal temperature for an ideal sleep environment. With an... more

King Firm 12" Gel/Foam Mattress - Spinal Solution 12-Inch Hybrid Gel w/ Moisture Wicking, Cooling System, Breathable | 84 H x 72 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

California King Firm 12" Gel/Foam Mattress - Spinal Solution 12-Inch Hybrid Gel w/ Moisture Wicking, Cooling System, Breathable | 84 H x 72 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

California King Firm 12" Gel/Foam Mattress - Alwyn Home Quinnipack Gel Memory Foam Pocket Spring Hybrid | 84 H x 72 W 12 D in Wayfair

Our 12-inch hybrid mattress is an excellent choice for those seeking a comfortable and supportive sleeping solution. With its combination of foam and coils, it offers optimal comfort, support, and durability, making it a great investment for your... more

California King Medium 12" Hybrid Mattress - Sleep Inc. Solutions | 83 H x 71 W 12 D in Wayfair S70512E-1070

Get total comfort at a cozy price with the Sleep Inc. Sleep Solutions 12" Hybrid Mattress. Sleep Inc. hybrid mattresses combine cradling cool gel memory foam with traditional innerspring to give you the support you are used to with the pressure relief... more

California King Firm 12" Gel/Foam Mattress - Signature Design by Ashley Gel Memory Foam & Adjustable Base | 83 H x 71 W 12 D in Wayfair PKG009987

With the Hybrid 1200 California mattress and adjustable base set, you have endless possibilities for restful sleep. Feel the support of a truly traditional coil mattress which contours to your body for a comforting feel. High-density foam provides the... more

California King Firm 12" Gel/Foam Mattress - Signature Design by Ashley Gel Memory Foam & Adjustable Base | 83 H x 71 W 12 D in Wayfair PKG009986

With the Hybrid 1200 mattress and adjustable base set, you have endless possibilities for restful sleep. Feel the support of a truly traditional coil mattress which contours to your body for a comforting feel. High-density foam provides the firmness... more

California King Firm 12" Gel/Foam Mattress - Sleep Innovations Marley Medium Gel Memory Foam | 84 H x 72 W 12 D in Wayfair 3073843

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

California King Firm 12" Memory Foam Mattress - Builddecor | 84 H x 72 W 12 D in Wayfair miumiuB05165462

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: California King | California King Firm 12" Memory Foam Mattress -... more

California King Firm 12" Gel/Foam Mattress - Gel Memory Foam ComforPedic Loft from Beautyrest | 84 H x 72 W 12 D in Wayfair 35602-04777-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

California King Firm 12" Memory Foam Mattress - Early Bird CopperCool Performance in Brown | 83 H x 71 W 12 D Wayfair EBRR20412-1070

Awaken ready to take on the day with the Early Bird Copper Cool Performance Gel Memory foam mattress. Each Gel Memory Foam mattress is built with a top layer of cooling Gel Memory Foam for cooling comfort and pressure point relief. A base of durable... more

California King Firm 12" Gel/Foam Mattress - Crafted Sleep Two-Sided Gel Memory Foam | 84 H x 72 W 12 D in Wayfair XBXCFT12FCHCK

The 12" 2-sided all-foam model ensures the best motion reduction and can also be flipped to either a medium or a firm side or you can choose medium on both sides. This all-foam mattress packs in gel-infused cooling foams with an ultra-supportive... more

Firm 12" Memory Foam Mattress - Signature Design By Ashley Plush & Adjustable Base | 83 H x 71 W 12 D in Wayfair PKG010048

Memory foam mattresses are a hot trend for good reason. But for some, they simply get a bit too toasty for comfort. Rest easy. This 12-inch California king memory foam mattress and adjustable base set has you covered with the cradling feel you love and... more

California King Firm 12" Memory Foam Mattress - Signature Design by Ashley Chime Plush Charcoal Infused | 84 H x 76 W 12 D in Wayfair M67451

Memory foam mattresses are a hot trend for good reason - but for some, they simply get a bit too toasty for comfort. Rest easy. This memory foam mattress has you covered with the cradling feel you love and the temperature regulation you crave. The... more

California King Firm 12" Memory Foam Mattress - Signature Design By Ashley Ultra Plush & Adjustable Base | 83 H x 71 W 12 D in Wayfair PKG010130

When it comes to your comfort, discover this California king mattress and adjustable base set. The mattress's thick layer of memory foam contours to your body, delivering amazing support, pressure relief and comfort. Its memory foam layer is supported... more

California King Firm 12" Memory Foam Mattress - Sleep Innovations Arlo | 84 H x 72 W 12 D in Wayfair 3078750

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

California King Firm 12.5" Memory Foam Mattress - Alwyn Home Jarrettsville & Comfortable Hybrid | 84 H x 72 W 12.5 D in Wayfair

If you are looking for a mattress that offers the best of both worlds, you should consider our hybrid mattress. Our hybrid mattress combines memory foam and innerspring coils, providing comfort, support, and breathability. Whether you sleep on your... more

California King Firm 12" Memory Foam Mattress - Signature Design By Ashley Ultra Plush & Adjustable Base | 83 H x 71 W 12 D in Wayfair PKG010130

When it comes to your comfort, discover this California king mattress and adjustable base set. The mattress's thick layer of memory foam contours to your body, delivering amazing support, pressure relief and comfort. Its memory foam layer is supported... more

California King Firm 12" Memory Foam Mattress - Signature Design by Ashley Ultra Plush & Adjustable Base | 83 H x 71 W 12 D in Wayfair PKG010131

When it comes to your comfort, discover this California king mattress and adjustable base set. The mattress's thick layer of memory foam contours to your body, delivering amazing support, pressure relief and comfort. Its memory foam layer is supported... more

California King Firm 12.5" Gel/Foam Mattress - Alwyn Home Ayia Gel Memory Foam | 84 H x 72 W 12.5 D in Wayfair 7C968B87F3D24CEEA4B00CB1B441D104

Experience the ultimate in sleep comfort with our mattress featuring advanced technologies. The CoolTouch Temperature Regulating Fabric ensures a cool and refreshing sleep environment, keeping you comfortable throughout the night. The responsive Gel... more

King Firm 12" Memory Foam Mattress - Signature Design by Ashley Ultra Plush & Adjustable Base | 79 H x 75 W 12 D in Wayfair PKG010128

When it comes to your comfort, discover this California king mattress and adjustable base set. The mattress's thick layer of memory foam contours to your body, delivering amazing support, pressure relief and comfort. Its memory foam layer is supported... more

King Firm 12" Memory Foam Mattress - Signature Design By Ashley Ultra Plush & Adjustable Base | 79 H x 75 W 12 D in Wayfair PKG010127

When it comes to your comfort, discover this California king mattress and adjustable base set. The mattress's thick layer of memory foam contours to your body, delivering amazing support, pressure relief and comfort. Its memory foam layer is supported... more

California King Firm 12" Memory Foam Mattress - Signature Design by Ashley Plush & Adjustable Base | 83 H x 71 W 12 D in Wayfair PKG010047

Memory foam mattresses are a hot trend for good reason. But for some, they simply get a bit too toasty for comfort. Rest easy. This 12-inch memory foam mattress and adjustable base set has you covered with the cradling feel you love and temperature... more