The key to a good night's sleep is staying cool and comfortable. NovaCoolTM Mattress Pads feature an innovative thermal conductivity that actually pulls heat from the body to create an immediate cooling sensation. And of course, it also includes Sure Fit's signature mattress pad feature of FormFitTM technology which combines a patent-pending contoured corner construction with GripLockTM elastic to keep the mattress pad firmly in place. In sizes Twin, Twin XL, Full, Queen, King and California King. 60% Cotton/40% Nylon. Machine washable.