Protect your bed from unwelcome accidents at night without any compromise on comfort a far cry from the many stiff unyielding mattress protectors on the market this one has a pure cotton terry towelling upper that is completely rustle free and an absolute dream to sleep onthe mattress protector has a waterproof polyurethane backing to prevent the build up of harmful bacteria caused by sweating and moments of incontinence it is completely breathable to prevent uncomfortable over heating as y