Enjoy a comfortable, worry-free night's sleep with our great value Anti-Allergenic Waterproof Mattress Protector. Made with an absorbent rustle-free terry cotton fabric for superior comfort with a breathable membrane backing, which is anti-allergenic, anti-bacterial and waterproof for extra reassurance. Stretch skirt ensures a secure fit on mattresses up to 254 mm/10inch deep. Machine Washable. Product size is 31cmx23cmx4cm .