Furniture › Bedroom Furniture › Mattresses & Boxsprings › king firm 12 memory foam

King Mattress 12 Inch - Medium Firm Gel Memory Foam - Cooling Comfort Technology - 365-Night Trial - Forever Warranty

This outdoor patio set includes 2 chairs 1 Loveseat 1 coffee table 3 seat cushions 4 back cushions. Weight: 125 pounds. European Style Rope Design: This patio furniture set is designed with hand-woven weather-resistant olefin rope for long-lasting... 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

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 - 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 Size Chime 12 Inch Medium Firm Memory Foam Mattress with Green Tea & Charcoal Gel

Pvc MEMORY FOAM MATTRESS: For sound sleep you've always dreamed of. more

King Size Chime 12 Inch Medium Firm Memory Foam Mattress with Green Tea & Charcoal Gel

Pvc MEMORY FOAM MATTRESS: For sound sleep you've always dreamed of. 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

Merrick Lane Hulen 12 Inch Extra Firm King Hybrid Pocket Spring &And Certipur-US Certified Foam Mattress In A Box

- Extra firm twin hybrid mattress - Conforms to your shape for whole body support and pressure point relief - CertiPUR-US certified memory foam is free from heavy metals, phthalates, BPDE and formaldehyde - Reduced Volatile Organic Compounds (VOC's)... more

King Mattress 12 Inch - Medium Firm Gel Memory Foam - Cooling Comfort Technology - 365-Night Trial - Forever Warranty

This outdoor patio set includes 2 chairs 1 Loveseat 1 coffee table 3 seat cushions 4 back cushions. Weight: 125 pounds. European Style Rope Design: This patio furniture set is designed with hand-woven weather-resistant olefin rope for long-lasting... more

King Mattress 12 Inch - Medium Firm Gel Memory Foam - Cooling Comfort Technology - 365-Night Trial - Forever Warranty

This outdoor patio set includes 2 chairs 1 Loveseat 1 coffee table 3 seat cushions 4 back cushions. Weight: 125 pounds. European Style Rope Design: This patio furniture set is designed with hand-woven weather-resistant olefin rope for long-lasting... more

Elfreda King Mattress 12 inch Pillow Top Hybrid Mattress Memory Foam and Pocket Spring Firm Mattress Supportive & Pressure Relief Mattress Bed in a Bag

Large Patio 13ft Umbrella (Base Not Included): Using durable 100% polyester fabric powder coated aluminum pole and 12 rust proof steel ribs provide enhanced durability to this umbrella waterproof and breathable. This umbrella canopy is fade resistant.... more

King Mattress 12 Inch - Medium Firm Gel Memory Foam - Cooling Comfort Technology - 365-Night Trial - Forever Warranty

�Wrought Iron Table】：Stylish modern Steel Slat Surface design makes the table sturdy and polished elegantly; The unique table looks simple and elegant fit most living space add an elegant look to your patio �16° Slightly Rock Design】: Spring... more

Elfreda King Mattress 12 inch Pillow Top Hybrid Mattress Memory Foam and Pocket Spring Firm Mattress Supportive & Pressure Relief Mattress Bed in a Bag

Large Patio 13ft Umbrella (Base Not Included): Using durable 100% polyester fabric powder coated aluminum pole and 12 rust proof steel ribs provide enhanced durability to this umbrella waterproof and breathable. This umbrella canopy is fade resistant.... more

King Size Chime 12 Inch Medium Firm Memory Foam Mattress with Green Tea & Charcoal Gel

Pvc MEMORY FOAM MATTRESS: For sound sleep you've always dreamed of. 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 Extra Firm 12" Innerspring Mattress - Sealy Tight Top Sofa Bed & Box Spring | 80 H x 60 W 12 D in Wayfair 42728461

This mattress upgrades Posturepedic® Spring mattresses with our most rigorously tested materials. Motion-reducing coils, targeted gel memory foam, and cushioning specialty gel foams deliver full-body support, while the antibacterial soft-knit cover is... more

King Firm 12" Hybrid Mattress - Signature Design by Ashley Limited Edition Mattress, Cotton | 79 H x 75 W 12 D in Wayfair M62541

Luxury comfort leads to luxury rest. This firm queen mattress soothes your body with cottony softness on the cover. Packed inside are layers of support foam and gel memory foam to relieve your pressure points. Rows of power-packed wrapped coils help... 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

King Firm 12" Gel/Foam Mattress - Gel Memory Foam & Box Spring ComforPedic Loft from Beautyrest | 80 H x 76 W 12 D in Wayfair 35602-04776-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

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

Give your sweet dreams a great bed with this 12" memory foam mattress. This firm mattress is crafted using four layers of memory foam with a tight top and is designed with low-motion transfer to help you rest if your partner tosses and turns. And with... more

King Firm 12" Gel/Foam Mattress - Comforpedic From Beautyrest Gel Memory Foam & Adjustable Base | 80 H x 76 W 12 D in Wayfair 35602-04773-WFA2

The 12" firm gel memory foam mattress is manufactured with Gel Memory Foam and includes an adjustable foundation! Upscale gel memory foam with an adjustable foundation for personalized comfort. Mattress Size: Split King | King Firm 12" Gel/Foam... more

King Firm Gel/Foam Mattress - Blissful Nights Two-Sided 12" Medium & Gel Memory Foam | Split Wayfair SB-MT-ISWITCH-6/6split

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 Mattress, 12 Inch Hybrid Innerspring Mattress with Memory Foam, Support & Pressure Relief, Medium Firm Feel Mattress

【Support and Comfort】- The king size mattress features individually wrapped pocket coils and pressure-relieving foam, which work together to provide targeted support and cradle your body shape, so you awake feeling refreshed and free of aches and pains. more

King Firm 12" Hybrid Mattress - Signature Design by Ashley | 80 H x 72 W 12 D in Wayfair M62841

With this hybrid queen mattress, you have endless possibilities for restful sleep. Feel the support of a truly traditional coil mattress that contours to your body for a comforting feel. High-density foam provides the firmness you love. Gel memory foam... more

King Firm 12" Innerspring Mattress - Serta Perfect Sleeper | 79.5 H x 76 W 12 D in Wayfair 500104131-1060

The Perfect Sleeper 12" Firm mattress features better pressure point relief, a heat-regulating fabric cover, and the most supportive coil system available in the Perfect Sleeper line. An additional layer of breathable, cooling gel memory foam helps the... more

King 12" Hybrid Mattress - The Twillery Co.® Burntwood Frim | 79 H x 75 W 12 D in Wayfair CC5BC8A968BE48229DC7648CE21EA4D2

This multi-layer hybrid mattress offers a firm, yet comfortable sleeping experience with its combination of gel and graphite-infused memory foam. Designed to keep you cool and provide pressure point relief, it cradles your body shape for a deeper, more... more

King Firm 12" Memory Foam Mattress - Bedstory Selection Euro Top Single Pocket Spring | 80 H x 76 W 12 D in Wayfair US2023092103

Firm mattress uses 38D fusion memory foam as a cushioning layer, a top-of-the-line 1.88mm independent pocketed spring layer as a support layer, plus two additional layers of high-density support foam to bring the ultimate balance of cushioning and... more

King Firm 12" Memory Foam Mattress - White Noise Poar Reversible Plush | 80 H x 76 W 12 D in Wayfair 7C464F3B609F4F5F81B22068ECEC5011

Two different comfort options all in one mattress! This unique 12-inch reversible mattress will change the way you sleep by allowing you to choose a plush or firm side. The Feran Ice cover keeps you cool while you rest and the G Flex cool Gel memory... more

King Firm 12" Foam Mattress - The Twillery Co.® Marcela Hybrid Cooling Fast Responding Latex & Coil in Brown | 80 H x 76 W 12 D Wayfair

Experience ultimate comfort on the Marcela 12" Hybrid Mattress. The 6 layer craftsmanship features a breathable, cooling Blue Ice Yarn knit cover, Cooling Copper Infused Memory Air Foam, fast-responding, hypoallergenic Talalay Latex Foam, high-density... more

California King 12" Hybrid Mattress - The Twillery Co.® Burntwood Frim | 83 H x 71 W 12 D in Wayfair 17F60E0043624A45B1355C6DA7E60352

This multi-layer hybrid mattress offers a firm, yet comfortable sleeping experience with its combination of gel and graphite-infused memory foam. Designed to keep you cool and provide pressure point relief, it cradles your body shape for a deeper, more... more

King Firm 12" Memory Foam Mattress - Wayfair Sleep™ | 80 H x 76 W 12 D in DDE74017E15B464FABB5A2749F33FE19

Experience ultimate sleep comfort with the Wayfair Sleep 12" Firm Memory Foam Mattress. Designed to cater to your sleep needs, this mattress boasts a tight top and exceptional motion isolation, guaranteeing uninterrupted rest even when your partner... more

King Firm 14" Gel/Foam Mattress - Comforpedic From Beautyrest Gel Memory Foam w/ Adjustable Base | 80 H x 76 W 14 D in Wayfair 35602-04791-WFA2

The Comforpedic from Beautyrest 12'' Firm Gel Memory Foam Mattress is manufactured with top-of-the-line Gel memory foam and an adjustable foundation! Certified by CertiPur, premium Gel memory foam responds and adjusts to your body to provide optimal... more

King Firm 20" Hybrid Mattress - The Twillery Co.® Kurtz 12-Inch Medium EuroTop Single Sided w/ Split Box Spring | 80 H x 76 W 20 D in Wayfair

Enjoy the sweetest dreams possible with this box spring ultra plush memory foam mattress with its Euro top, which is firmer around the edges and softer in the center. With its independent springs that minimize motion transfer and provide body pressure... more

California King Firm 12" Memory Foam Mattress - SUAYEA Premium Hybrid Medium-Firm Comfort | 75 H x 84 W 12 D in Wayfair SB-12CK-01

After ticking off the last task of your hectic day, the one thing you undoubtedly yearn for is the soothing embrace of a cozy bed. Recognizing this universal truth, Suayea proudly presents our diverse range of hybrid mattresses, available in 10 inches... more

King Firm 12" Memory Foam Mattress - Alwyn Home Bellingham Medium-Firm | 80 H x 76 W 12 D in Wayfair E8856B74BDA04D3DACAFF69A4F2C10C5

Suayea Brand's Serene Sleep: Our full-sized mattress, equipped with hundreds of independent pocket springs, ensures minimal motion transfer, promising a tranquil sleep experience even with partners or pets. Mattress Size: King | King Firm 12" Memory... more

King Firm 12" Memory Foam Mattress - SUAYEA Premium Hybrid Medium-Firm Comfort | 80 H x 76 W 12 D in Wayfair SB-12K-01

After ticking off the last task of your hectic day, the one thing you undoubtedly yearn for is the soothing embrace of a cozy bed. Recognizing this universal truth, Suayea proudly presents our diverse range of hybrid mattresses, available in 10 inches... more

King Firm 12" Memory Foam Mattress - Early Bird CopperCool Performance in Brown | 79 H x 75 W 12 D Wayfair EBRR20412-1060

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" 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