Fitted mattress protector in heavyweight 100 cotton flannelette for exceptional comfort and durability flannelette with soft quiet waterproof and breathable polyurethane on the reverse quality valuedescriptionwide stretch jersey 27cm flapdetailsmattress protector treated with microstop for protection against dust mites treatment tested in an official laboratory and completely harmless to humans and effective even after numerous washescare advice machine washable at 60csee our