5 Inch Gel Memory Foam Twin XL Mattress Medium-Firm TwinXL Bed Mattress for Bunk Bed, Trundle Bed, Pressure Relief Mattress for Kids Adults CertiPUR-US Certified Mattress in a Box

NEW UPGRADED FOAM MATERIALS：1" New improved Ocean-Blue cooling gel memory foam and 4" high-rebound support foam. Offer BETTER experience for you Ocean-Blue COOLING GEL composition better draws heat away from the body and keeps you cool during sleep. Body-contouring memory foam better reduces pressure points and properly aligns the spine, ensuring a comfortable sleep experience. HIGH-REBOUND support foam better fully expand in 48 hours. Even after vacuum packed in a box MEDIUM-FIRM: The combination of memory foam and support foam provides you with a medium-firm sleeping experience. SKIN-FRIENDLY COVER：Knitted waterproof fabric, soft, breathable and washable, easy to clean.