Quilted mattress protector from silentnight produced from polyester cotton for comfort hygiene and protection all our mattress protectors are fully fitted and designed to be washed frequently quilted mattress protectors hold the filling in place for extra softness this is an all year round product will keep you warn in winter without the need of an electric blanket fitted elasticised polyester cotton skirt protects prolongs the life of your mattress machine washable non allergenic can