Wake up reinvigorated with the Sleep Philosophy Energy Recovery Waterproof Mattress Pad. Featuring a soft microfiber shell, this mattress pad uses down alternative filling and has a waterproof laminated bottom, for a protective layer of comfort. Energy Recover utilizes a unique blend of thermo-reactive minerals applied to the fabric. The minerals convert the body's natural energy back into the body's tissue and muscles for Recovery. The mattress pad adjusts to your body temperature to keep you cool at night. Machine washable for easy care, this waterproof mattress pad is OEKO-TEX certified, meaning it does not contain any harmful substances or chemicals to ensure quality comfort and wellness. Our packaging technology allows the mattress pad to be efficiently compressed into one box that’s easily shipped to your door. Simply unbox, unroll, and this mattress pad does the rest, expanding to its original shape within 72 hours. Fits up to 18" mattress depth.