This waterproof mattress protector is a must for dry nights, offering protection from moisture, wetness and spills as well as general wear night after night. M&S' terry cotton mattress protector will remain comfortable and smooth on your bed offering a relaxed and restful sleep. This high quality protector is machine washable allowing for easy upkeep and it can be tumble dried too. Available in a range of sizes to suit your needs, enjoy a worry free slumber and wake up feeling refreshed.- Waterproof- Mattress protector- Waterproof80% cotton, 20% polyester,Reverse- 100% polypropylene