Meet the award-winning Nectar—the better mattress for better mornings. With multiple unique layers of sweet comfort and support, the Nectar Premier Memory Foam twin mattress ensures a refreshing rest. The breathable extra cooling cover, therapeutic memory foam and support foams work together to keep you cool, cradle your body and minimize motion transfer. It's love at first sleep. Comfort level: medium firm Cooling quilted poly-blend cover Therapeutic memory foam Comfort support foam Endurance support foam Shift-resistant lower comfort cover Adjustable base compatible CertiPUR-US® certified foams Note: Purchasing mattress and foundation from two different brands may void warranty; see warranty for details Foundation/box spring sold separately Mattress ships in a box; please allow 72 hours for your mattress to fully expand after opening State recycling fee may apply Dimensions Width Depth Height Twin XL 80" 38" 13" California King 84" 72" 13" King 80" 76" 13" Queen 80" 60" 13" Full 75" 53" 13" Twin 75" 38" 13" Weight Weight Twin XL 62 lbs California King 102 lbs King 103 lbs Queen 85 lbs Full 75 lbs Twin 59 lbs