Protective: Protect against spillages and accidents with dual-layer protection. Material: Made using a soft microfibre surface with a waterproof polypropylene backing. Fitted: Wraps around the sides of your mattress like a fitted sheet, with a 30cm fitted skirt. Mattress protector: Get a Silentnight premium waterproof mattress protector! Hypoallergenic: Kind to skin and hypoallergenic, and machine washable. Size: Choose from single, double or king sizes. Premium Waterproof Mattress Protector | Single | Living Social