PERFECT CONTOUR. King size firm 12in mattress cradles you in a deluxe cushion of 3” Premium Air-Flow Memory Foam over a layer of Gel-Infused Memory Foam + High Density Support Base. Extra-thick profile gives luxury hotel touch COOLING INNOVATION. Breathable, firm and better quality materials, not cheap inexpensive foam. Gel memory foam creates optimum comfort that relaxes and cools your body. No coils or latex used, just deep rest for a long day ahead BEST BUY SOLUTION. Top Rated King Size 12-Inch Mattress. Classic Firm HD core relieves pressure points + less tossing & turning. Good for side, back and stomach sleepers. Signature feel recharges you from a dream night of ultimate slumber UPGRADED SOFT KNIT COVER. NEW Checkerboard Pattern, Flex linen works with any home bedroom furniture frame set, box-spring or futon. Stays comfortable and has a cloud like sensation. Use a bedding pad or protector on any mattress, cot, tri-fold or guest room day-bed CERTIPUR-US CERTIFIED. Eco-Friendly and works great on a boxspring, platform, adjustable or hard floor only. Your new purchase includes 20-year warranty Live and Sleep Brand Mattresses are Top Rated and made with leading quality goods. No gimmicks. Just fair affordable price. Enjoy refreshed sleep plus a better energized life Comfort Feel: Medium to Medium-Firm (5-6 on a scale of 1 to 10 - 1 is softest, 10 is very hard) Supreme Topper: Conforms to your natural shape for a pure holiday of rest. Triple layers give strong ortho-pedic support for improved posture and limits motion disturbance (bounce) between partners. Our mattress sizes are Ideal for side back or stomach sleepers. Existing sheets work fine. Low-cost value focused. Flex textile has cloud like touch. Advanced Smart Form technology sets up the product to be rolled, bag sealed and makes a first-rate bed-in-a-box 20-Year Warranty: Mattress only includes warranty for protection against manufacture defects. Available online in 8-inch, 10-inch or 12-inch sizes