The GhostBed mattress protector will keep the mattress, clean, dry from spills or accidents and looking fresh and new. With GhostGrip technology, it will stay on your mattress properly and never pops off. Made with cotton, it is soft and supple and moves with both you and the mattress. It is made using patented moisture-wicking and cooling technology fabric, there's no plastic liner or coating to heat you up or crackle when you move.