Top 10 12 Inch Memory Foam Mattress King – Mattresses

As an Amazon Associate I earn from qualifying purchases.

1. Signature Design by Ashley

#ad

Ashley Furniture Signature Design, 12 Inch Chime Express Memory Foam Mattress, White, Bed in a Box, King, Firm Comfort Level

#ad
Signature Design by Ashley #ad - Mattress is safe to sleep on immediately but can take 72+ hours for any risidual odors from packaging to dissipate and for mattress to completely expand based on ambient room temperature, humidity, cut the protective wrap, air pressure & ventilation.

The support foam core reduces motion transfer for peaceful, undisturbed sleep. Sleep soundly: designed with layers of memory foam for firm support and pressure relief. Simply unbox, unroll and watch the mattress expand. King size bed in a box: for deep sleep you've always dreamed of, this body contouring memory foam mattress delivers; 12 inch mattress comes compressed and rolled in a box for your convenience.

Maintenance free: made of hypoallergenic material to keep out dust mites, pollen, mold and pet dander—perfect for kids or adults who suffer from allergies. King size: measures 75" w x 79" d x 12" H and is compatible with most king bed frames. Ready for instant enjoyment: arrives in a box.
BrandSignature Design by Ashley #ad
ManufacturerAshley Furniture #ad
Height12 Inches
Length74 Inches
Weight88 Pounds
Width75 Inches
Part NumberM72741
ModelM72741

2. Vibe

#ad

King, Mattress Only, Vibe 12-Inch Gel Memory Foam Mattress | Bed in a Box

#ad
Vibe #ad - High quality memory foam conforms to your body while the Cool Gel regulates temperature; memory foam is naturally hypoallergenic and resistant to allergens, emissions, Mold, and dust mites and meets CertiPUR US Program standards for performance, bacteria, and durability.

2 inches of gel infused memory foam combined 3 inches of gel infused foam draws heat away from your body for a more comfortable Night's sleep. Luxurious stretch knit quilted fiber cover. Mattress ships compressed, rolled and shipped in a box conveniently delivered to your door for easy set up; frame/foundation/base not included. Medium plush feel and adjustable base friendly; Naturally antimicrobial. 76 inch w x 80 inch L x 12 inch H. 7 inches of conforming high density base foam provides surrounding support and responsive relief that helps evenly distribute pressure points in any sleeping position.
BrandVibe #ad
ManufacturerClassic Brands #ad
Height15 Inches
Length78 Inches
Width15 Inches
Part Number410263-1160
Model410263-1160
Warranty10 year warranty.

3. Zinus

#ad

King, Zinus 12 Inch Gel-Infused Green Tea Memory Foam Mattress

#ad
Zinus #ad - Expertly packaged - our technology allows this mattress to be efficiently compressed into one box that’s easily shipped and maneuvered into the bedroom; simply unbox, unroll and this mattress does the rest, expanding to its original shape within 72 hours.

Worry-free 10 year limited warranty included; twin mattress supports a maximum weight of 250 lbs, while all other sizes can support up to 500 lbs. Pressure-relieving foams - 2 inch ultra-cooling gel and green tea infused memory foam, 3 inches soft comfort foam, and 7 total inches durable high density base support foam; ideal for side sleepers and average-weight sleepers.

As cool as it gets - settle in to a bed made with our most cooling formula yet, promising perfectly temperature-regulated sleep and a clean feeling night after night, all thanks to our enveloping memory foam packed with cooling gel and green tea. Certipur us certified - highest quality foam is CertiPUR US Certified for durability, performance, and content.
BrandZinus #ad
ManufacturerZinus #ad
Height12 Inches
Length80 Inches
Weight75.07 Pounds
Width76 Inches
Part NumberOLB-FGM-1200K
ModelOLB-FGM-1200K

4. Zinus

#ad

King, Zinus Green Tea 12-inch Memory Foam Mattress

#ad
Zinus #ad - Pressure-relieving foams - 3 inches conforming memory foam, 2 inches soft, and 7 inches durable, airflow enhancing comfort foam, high density base support foam; ideal for side sleepers and petite to average weight sleepers.

Certipur us certified - highest quality foam is CertiPUR US Certified for durability, performance, and content. Worry-free 10 year limited warranty included; twin mattress supports a maximum weight of 250 lbs, while all other sizes can support up to 500 pounds. Expertly packaged - our technology allows this mattress to be efficiently compressed into one box that’s easily shipped and maneuvered into the bedroom; simply unbox, unroll and this mattress does the rest, expanding to its original shape within 72 hours.

The right combination - our special recipe for rejuvenating rest? Refreshing green tea and moisture-absorbing Activ charcoal infused into pressure-relieving memory foam that cradles your shape so you awake free of aches and pains and fresh as a daisy.
BrandZinus #ad
ManufacturerZinus #ad
Height12 Inches
Length80 Inches
Weight80.6 Pounds
Width76 Inches
Part NumberAZ-BTCM-12K
ModelAZ-BTCM-12K

5. S SECRETLAND

#ad

Ssecretland 12 inch Gel Memory Foam Mattress with Breathable Cover Mattress Only Medium Feels-Bed Mattress in a Box, King Mattress

#ad
S SECRETLAND #ad - Mattress ships compressed, such as box spring, slatted base, floor, rolled and shipped in a box conveniently delivered to your door for easy set-up; They fit many frames, flat platform or adjustable bed. The mattress meets cfr1633 Standard which means itself is hard to burn, therefore safe to use.

Our bed mattress come with 10 years warranty. But may take longer due to other factors, contact us at any time for support. High-density base support foam provides surrounding support and responsive relief that helps evenly distribute pressure points in any sleeping position. Ssecretland 12'' gel memory foam mattress with three layered foam : 3 inches HD gel memory foam, 2 inches of HD comfort foam layer and 7 inches of HD base support foam for ultimate comfort. Help your body for a more comfortable night's sleep. The foam has been certified by certipur-us and oeko-tex standard 100 without harmful substances like formaldehyde, mercury, and other heavy metals.

We are a manufacturer and have professional production and r&d teams. Gel foam disperses temperature accumulation to maintain a constant mattress temperature. Note: since the mattresses are compressed, rolled and shipped in a box, like cold weather. This ergonomics design enables the mattress to mold to the sleeper's natural shape and keeps you cool while you sleep, it strikes a balance between firmness and softness.
BrandS SECRETLAND #ad
ManufacturerS SECRETLAND #ad

6. Classic Brands

#ad

King, Classic Brands Cool Gel and Ventilated Memory Foam 12-Inch Mattress, White, CertiPUR-US Certified

#ad
Classic Brands #ad - Top layer of comfort foam for added pressure relief; 8 inches of 768 Count 13 gauge individually wrapped tempered steel coils for ultimate support. Cushion-firm feel; reinforced edge support. 60" w x 80" l x 8" H.

Constructed with individually wrapped tempered steel coil system that create a responsive and supportive sleep experience at the right price. Mattress ships compressed, rolled and shipped in a box conveniently delivered to your door for easy set-up; frame/foundation/base not included. Perfect solution for back To School, great for kids' rooms, bunk beds, and dorms.5 star customer Service; Available 7 days a week.

Beautifully detailed quilted knit cover for durability and tightly knit edges for optimum edge support. Individually wrapped coils move independently and encased in separate pockets so they can contour precisely to your body and provide consistent distribution of support throughout the mattress and lessens motion transfer for sleep partners.
BrandClassic Brands #ad
ManufacturerClassic Brands #ad
Height15 Inches
Length79 Inches
Weight102.5 Pounds
Width15 Inches
Part Number410079-1160
Model410079-1160
Warranty10 year warranty.

7. Zinus

#ad

Zinus 12-Inch Pressure Relief Cloud Memory Foam Mattress, King

#ad
Zinus #ad - Expertly packaged - our technology allows this mattress to be efficiently compressed into one box that’s easily shipped and maneuvered into the bedroom; simply unbox, unroll and this mattress does the rest, expanding to its original shape within 72 hours.

Supportive foams - 2 total inches plush microfiber and foam quilted top, 2 inches conforming memory foam, 3 inches soft comfort foam, and 5 inches durable, high density base support foam; ideal for side sleepers and petite to average-weight sleepers. Certipur us & oeko tex certified - highest quality foam is certiPUR US Certified for durability, performance, and content; cover meets OEKO-TEX Standard 100 certification standards and has been manufactured under environmentally friendly conditions.

Worry-free 10 year limited warranty included; twin mattress supports a maximum weight of 250 lbs, while all other sizes can support up to 500 lbs. Cloudlike luxury - we’re not kidding - the feel of our cloud mattress is just how we imagine it would feel to sleep on one; with cradling memory foam and plush microfiber, we’ve created a cloudlike, luxurious feel that hugs your curves like no other.
BrandZinus #ad
ManufacturerZinus #ad
Height12 Inches
Length80 Inches
Width76 Inches
Part NumberAZ-CMM-1200W
ModelAZ-CMM-1200W

8. PrimaSleep

#ad

PrimaSleep 12 Inch Multi-Layered I-Gel Infused Memory Foam Mattress/Cobalt Blue/King

#ad
PrimaSleep #ad - Hd foam properly support your back. 3 layered foam: dura i-gel foam 2 inch + dura hd convoluted foam 2. 5 inch + dura hd foam 7. 5 in. I-gel foam disperses temperature accumulation to keep a cool sleeping experience. Convoluted foam provides better ventilation and disperses body pressure. Smart package - our advanced compressed package technology delivers the mattress in a box directly.
BrandPrimaSleep #ad
ManufacturerGrantec Co., Ltd #ad
Height12 Inches
Length76 Inches
Weight88.62 Pounds
Width80 Inches
Part NumberPR12FM05K
ModelPR12FM05K

9. AmazonBasics

#ad

12 Inch, Memory Foam Mattress, AmazonBasics Cooling Gel-Infused, Medium-Firm, King, CertiPUR-US Certified

#ad
AmazonBasics #ad - Certipur-us certified and made in the USA of U. S. Medium-firm mattress offers exceptional support for a restful night's sleep; quilted cover for extra softness. 12” three-layer, hypoallergenic mattress with cooling gel memory foam top layer, supportive middle layer, and durable foam base. Cooling gel memory foam top layer and breathable middle layer with airflow channels provide a cooling effect, helping to regulate your body temperature while you sleep. And imported parts. Vacuum-packed for shipping; allow 72 hours for mattress to reach full height.
BrandAmazonBasics #ad
ManufacturerAmazonBasics Licensing #ad
Height12 Inches
Length80 Inches
Weight84.4 Pounds
Width76 Inches
Part NumberG-MAT-0940A-KG-WHT
ModelG-MAT-0940A-KG-WHT

10. Molblly

#ad

King Mattress, King Size Bed, Breathable Bed Comfortable Mattress with CertiPUR-US Certified Foam for Sleep Supportive & Pressure Relie, Molblly 12 Inch Memory Foam Mattress in a Box

#ad
Molblly #ad - They fit all frames, flat platform or adjustable bed, slatted base, such as box spring, floor, hospital bed. Guarantee the best price mattress you can get. Easy shipping & set-up}: mattress is compressed and packaged in a box for shipping, allowing it to easily be delivered to your door and expand to its full lofty shape inside your home.

Warranty}: we are a manufacturer specializing in the production and processing of mattresses, we also have professional production and R&D teams. Health & hypoallergenic mattress}: the foam has been certified by CertiPUR-US and Oeko-Tex Standard 100 without harmful substances like formaldehyde, mercury, and other heavy metals. It includes a soft hypoallergenic cover layer that is washable for your convenience. Memory foam conducive to continuous airflow & breathable; skin-friendly fabrics adapt to the environment to keep the mattress surface at the ideal sleeping temperature; Buoyant, no-sink support foams adapt and conform to your body for optimal pressure relief; Specialized foams reduce motion transfer of a partner so your sleep is undisturbed.

If for any reason you are unsatisfied, contact us at any time for support. Our bed mattress come with 10 years warranty. Comfortable & breathable}: all-foam bed design combined expertise and the best materials with advanced sleep technology. Note: please allow up to 72 hours after opening the mattress for any potential odor to dissipate and adjust to its final feel once the foam settles. Material & construction}: molblly 12 inch memory foam mattress is designed with three layers all-foam system, mattress layers include 3" memory foam, 3.
BrandMolblly #ad
Height12 Inches
Length80 Inches
Width76 Inches