The deeper mattress topper for deeper healthier sleep adds an extra 5 13cm deep extra layer to your mattress finished with a superfine 233 thread count cotton covertreated with silpur anti microbial technology to control and protect against odour causing bacteriamachine washable at 40ocshortcode tabdescriptionas soon as you unpack this luxurious schloff topper youll notice two things first its extra thick offering you five fabulous inches of super softness and all night comfort and s