Features: • Cool Sleeping: 12" cool gel momery foam mattress draws heat away from your body and makes you stay comfortable at night • Motion Isolation: Gel memory foam mattress prevents one person from disturbing while the other is tossing and turning • Ergonomic Design: Memory foam mattress properly aligns the spine, reduce pressure points and relieves physical pain • Hypoallergenic: Gel Memory foam is naturally hypoallergenic and resistant to allergens, mold, bacteria and dust mites • Mattress Firmness: Medium-firm mattresses conform to body shape and weight, promote sleep quality • CertiPUR-US: Sweetnight mattress uses the foam that is certified by CertiPUR-US, assures safety and health • Fits All Frames: Suitable for a box spring/floor frames, slatted bases, flat platforms.