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    Best Seller
    California King Medium 12" Memory Foam Mattress - Alwyn Home Kolton | 84 H x 72 W 12 D in Wayfair 7BF49C15AACB4396A7B2981F485B747F

    California King Medium 12" Memory Foam Mattress - Alwyn Home Kolton | 84 H x 72 W 12 D in Wayfair 7BF49C15AACB4396A7B2981F485B747F

    This exceptional 12-inch Medium Gel Memory Foam Mattress is the key to a comfortable and cool sleep experience! Featuring two layers of cooling gel-infused memory foam, this mattress offers exceptional support and pressure relief, ensuring a restful... more

    $649.99 $519.99

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    California King Medium 12" Memory Foam Mattress - Serta Sheep Dreams | 72 H x 83.5 W 12 D in Wayfair 500772148-1070

    California King Medium 12" Memory Foam Mattress - Serta Sheep Dreams | 72 H x 83.5 W 12 D in Wayfair 500772148-1070

    Reach your Sheep Dreams with this 12” Gel memory foam mattress! Packed with three layers of foam, this mattress delivers optimized sleeping comfort. The 3-inch layer of premium gel-infused memory foam contours to the body for cradling comfort and... more

    $973.70 $769.99

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    Best Seller
    California King Medium 3" Memory Foam Mattress - The Twillery Co.® Thayne Topper | 83.85 H x 72.04 W 3 D in Wayfair

    California King Medium 3" Memory Foam Mattress - The Twillery Co.® Thayne Topper | 83.85 H x 72.04 W 3 D in Wayfair

    Upgrade your sleep with our 3-inch gel mattress topper featuring premium 40D high-density memory foam for a softer feel and long-lasting rebound. Experience reduced stuffiness and enhanced breathability all night long, thanks to the cooling gel... more

    $152.99 $128.99

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    Signature Design by Ashley 14-inch Ashley Hybrid California King Mattress

    Signature Design by Ashley 14-inch Ashley Hybrid California King Mattress

    The ultimate in size and comfort the Ashley Furniture 14-inch Ashley Hybrid Black and Grey California King Mattress has three inches of high-density gel memory foam for ultimate lumbar support; plus three inches of high-density cushion foam for a luxury… more

    $1,339.99 $1,205.99

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    California King 10" Foam Mattress - Alwyn Home 10 Mattress, Steel | 84 H x 72 W D in Wayfair 5AB0081CFA804D5ABA08AE6FBD2E698B

    California King 10" Foam Mattress - Alwyn Home 10 Mattress, Steel | 84 H x 72 W D in Wayfair 5AB0081CFA804D5ABA08AE6FBD2E698B

    This 10" medium hybrid mattress features a soft fiber padded quilted top, cooling gel-infused memory foam, and high-density foam that relaxes tired joints and muscles. Cooling gel memory foam on top also whisks away excess body heat so you can maintain... more

    $874.98 $389.99

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    California King Medium 10" Hybrid Mattress - Sleep Innovations Hudson | 80 H x 38 W 10 D in Wayfair 3073007

    California King Medium 10" Hybrid Mattress - Sleep Innovations Hudson | 80 H x 38 W 10 D in Wayfair 3073007

    Get resilient support for today’s body. Combining a robust innerspring system and cooling gel memory foam, this hybrid mattress provides the perfect balance of support and comfort. Memory foam is proven to relieve pressure points, while individually... more

    $499.99

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    California King 10" Foam Mattress - Alwyn Home Sirard 10 | 84 H x 72 W D in Wayfair 775F684D7C504AF5BFB14F6EA9D78DC3

    California King 10" Foam Mattress - Alwyn Home Sirard 10 | 84 H x 72 W D in Wayfair 775F684D7C504AF5BFB14F6EA9D78DC3

    Gel memory foam Mattress Size: California King | California King 10" Foam Mattress - Alwyn Home Sirard 10 | 84 H x 72 W D in Wayfair more

    $475.99 $449.99

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    California King 10" Hybrid Mattress - Bear Pro w/ Cloud Pillow Top 2 Free Pillows | 84 H x 72 W 10 D in Wayfair BEPRHYQ67

    California King 10" Hybrid Mattress - Bear Pro w/ Cloud Pillow Top 2 Free Pillows | 84 H x 72 W 10 D in Wayfair BEPRHYQ67

    The best sleep for your active lifestyle. The Pro Hybrid mattress offers signature cooling gel memory foam with individually encased coils for increased comfort and deeper compression support. Try it for 120 nights in the comfort of your home. Mattress... more

    $1,569.99 $1,259.00

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    California King 10" Foam Mattress - Northlight Seasonal 10 | 84 H x 72 W D in Wayfair SEALY F03-00128-CK0

    California King 10" Foam Mattress - Northlight Seasonal 10 | 84 H x 72 W D in Wayfair SEALY F03-00128-CK0

    This reliable mattress combines layers of SealyCool foams to provide you with a deep level of conforming support that adapts to your body's contours. Designed with a layer of gel-infused memory foam and a traditional support foam this medium mattress... more

    $749.99

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    California King 10" Foam Mattress - Northlight Seasonal 10 | 84 H x 72 W D in Wayfair SEALY F03-00128-CK0

    California King 10" Foam Mattress - Northlight Seasonal 10 | 84 H x 72 W D in Wayfair SEALY F03-00128-CK0

    This reliable mattress combines layers of SealyCool foams to provide you with a deep level of conforming support that adapts to your body's contours. Designed with a layer of gel-infused memory foam and a traditional support foam this medium mattress... more

    $749.99

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    California King 10" Hybrid Mattress - Bear Pro w/ 2 Free Pillows | 84 H x 72 W 10 D in Wayfair BEPRHY67

    California King 10" Hybrid Mattress - Bear Pro w/ 2 Free Pillows | 84 H x 72 W 10 D in Wayfair BEPRHY67

    The best sleep for your active lifestyle. The Pro Hybrid mattress offers signature cooling gel memory foam with individually encased coils for increased comfort and deeper compression support. Try it for 120 nights in the comfort of your home. Mattress... more

    $1,349.99 $1,084.00

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    California King Medium Firm 10" Foam Mattress - Brooklyn Bedding 10 | 84 H x 72 W D in Wayfair BBMGHY1067

    California King Medium Firm 10" Foam Mattress - Brooklyn Bedding 10 | 84 H x 72 W D in Wayfair BBMGHY1067

    Introducing the new Brooklyn Bedding Select Gel Memory Foam Hybrid Mattress, including comfort and support - our medium firm mattress, meticulously designed to redefine your sleep experience. Crafted with a blend of cooling technology and strong edge... more

    $669.99 $569.99

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    California King Medium Firm 10" Foam Mattress - Alwyn Home Alahomora 10 | 72 H x 84 W D in Wayfair 084B2409F5084D1EAA374FB2793B8543

    California King Medium Firm 10" Foam Mattress - Alwyn Home Alahomora 10 | 72 H x 84 W D in Wayfair 084B2409F5084D1EAA374FB2793B8543

    Level up your sleep with the pressure relieving comfort of the Vibe 10" Gel Memory Foam Mattress in a Box. This medium-firm mattress feature 2 proprietary foam layers featuring open cell formulations and manufacturing processes to make the more... more

    $659.99 $579.99

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    California King Medium 10" Hybrid Mattress - Signature Design by Ashley Dolante | 10 D in Wayfair M69651

    California King Medium 10" Hybrid Mattress - Signature Design by Ashley Dolante | 10 D in Wayfair M69651

    Why worry when you can chime? With the Sierra Sleep Chime hybrid innerspring king mattress, you have endless possibilities for restful sleep. You get the best of the pressure relief of cooling gel-infused memory foam for superior support. Rest assured... more

    $599.99 $469.99

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    California King Medium 10" Foam Mattress - Alwyn Home Biron Combined Construction Types Mattress, Latex | 84 H x 72 W 10 D in Wayfair

    California King Medium 10" Foam Mattress - Alwyn Home Biron Combined Construction Types Mattress, Latex | 84 H x 72 W 10 D in Wayfair

    Introducing the "Pure" 10-inch pocket coil mattress, redefining comfort with its innovative design and medium firmness. In a market saturated with memory foam and latex options, the Pure mattress offers a refreshing alternative for those seeking... more

    $464.00 $375.99

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    California King Medium 10" Foam Mattress - Shaddix Alwyn Home Copper Infused in Brown | 84 H x 72 W 10 D Wayfair 52618EF082C940838AF989ED2B7D4F25

    California King Medium 10" Foam Mattress - Shaddix Alwyn Home Copper Infused in Brown | 84 H x 72 W 10 D Wayfair 52618EF082C940838AF989ED2B7D4F25

    Sink into the plush support and comfort of a modern copper-infused memory foam mattress. An indulgent upgrade for any bedroom, the mattress delivers an 8-inch thickness that features dual-layer construction encased in a breathable cool touch cover that... more

    $1,709.00 $459.99

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    California King Medium 14" Hybrid Mattress - Alwyn Home Rogofsky Sofa Bed Mattress, Polyester | 84 H x 76 W 14 D in Wayfair

    California King Medium 14" Hybrid Mattress - Alwyn Home Rogofsky Sofa Bed Mattress, Polyester | 84 H x 76 W 14 D in Wayfair

    Enjoy a refreshing night’s sleep on this 14-inch gel memory foam quilted hybrid mattress. Featuring a 1.5-inch quilted soft comfort foam and fiber top layer, 2-inches of wave patterned gel memory foam comfort layer, 1.5-inches of supportive transition... more

    $679.99

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    California King Medium Firm Foam Mattress - Rubbermaid | 72 W in Wayfair m4212

    California King Medium Firm Foam Mattress - Rubbermaid | 72 W in Wayfair m4212

    This 10 inch cooling gel memory foam mattress features a triple layer design with a soft knit cover, medium firm support, and responsive pressure relief in any sleep position Mattress Size: California King | California King Medium Firm Foam Mattress -... more

    $679.99

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    California King Medium 12" Hybrid Mattress - Alwyn Home Rohando Sofa Bed Mattress, Polyester | 84 H x 72 W 12 D in Wayfair

    California King Medium 12" Hybrid Mattress - Alwyn Home Rohando Sofa Bed Mattress, Polyester | 84 H x 72 W 12 D in Wayfair

    Enjoy your mornings after sleeping on the 12-inch gel memory foam quilted hybrid mattress. Featuring a 1.5-inch quilted soft comfort foam and fiber top layer, 1.5-inch of wave patterned gel comfort foam, 0.5-inch of supportive transition foam, an... more

    $609.99

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    California King Firm 12" Foam Mattress - Corsicana Hospitality 12 Plush No Infusions Hybrid | 84 H x 76 W D in Wayfair AH10512SH-1070

    California King Firm 12" Foam Mattress - Corsicana Hospitality 12 Plush No Infusions Hybrid | 84 H x 76 W D in Wayfair AH10512SH-1070

    12-inch Pocketed coil firm mattress. A hybrid mattress with gel memory foam provides additional body contouring and support while creating a cool sleep surface. Mattress Size: California King | California King Firm 12" Foam Mattress - Corsicana... more

    $899.99 $849.99

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    California King Medium Firm Foam Mattress - Rubbermaid | 72 W in Wayfair m4222

    California King Medium Firm Foam Mattress - Rubbermaid | 72 W in Wayfair m4222

    This 12 inch cooling gel memory foam mattress features a triple layer design with a soft knit cover, medium firm support, and responsive pressure relief in any sleep position Mattress Size: California King | California King Medium Firm Foam Mattress -... more

    $789.99

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    California King 12" Foam Mattress - Corsicana Hospitality 12 Plush No Infusions Hybrid | 84 H x 72 W D in Wayfair AH70512SH-1070

    California King 12" Foam Mattress - Corsicana Hospitality 12 Plush No Infusions Hybrid | 84 H x 72 W D in Wayfair AH70512SH-1070

    12-inch Pocketed coil euro top mattress. A hybrid mattress with gel memory foam provides additional body contouring and support while creating a cool sleep surface. Mattress Size: California King | California King 12" Foam Mattress - Corsicana... more

    $869.99

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    California King 12" Foam Mattress - Corsicana Hospitality 12 Plush No Infusions Hybrid | 84 H x 76 W D in Wayfair AH40512SH-1070

    California King 12" Foam Mattress - Corsicana Hospitality 12 Plush No Infusions Hybrid | 84 H x 76 W D in Wayfair AH40512SH-1070

    12-inch Pocketed coil plush mattress. A hybrid mattress with gel memory foam provides additional body contouring and support while creating a cool sleep surface. Mattress Size: California King | California King 12" Foam Mattress - Corsicana Hospitality... more

    $899.99 $849.99

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    California King Foam Mattress - Rubbermaid | 72 W in Wayfair m4217

    California King Foam Mattress - Rubbermaid | 72 W in Wayfair m4217

    This 8 inch cooling gel memory foam mattress features a triple layer design with a soft knit cover, medium support, and responsive pressure relief in any sleep position Mattress Size: California King | California King Foam Mattress - Rubbermaid | 72 W... more

    $669.99 $629.99

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    California King 12" Foam Mattress - Corsicana Hospitality 12 Plush No Infusions Hybrid | 84 H x 72 W D in Wayfair AH70512SH-1061

    California King 12" Foam Mattress - Corsicana Hospitality 12 Plush No Infusions Hybrid | 84 H x 72 W D in Wayfair AH70512SH-1061

    12-inch Pocketed coil euro top mattress. A hybrid mattress with gel memory foam provides additional body contouring and support while creating a cool sleep surface. Mattress Size: Hotel King | California King 12" Foam Mattress - Corsicana Hospitality... more

    $859.99

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    More information about Mattresses & Boxsprings

    Best prices on Sleeplanner 10 inch gel memory, California King in Mattresses & Boxsprings online. Visit Bizrate to find the best deals on top brands. Read reviews on Home & Garden merchants and buy with confidence.