This superbly designed airsprung catalina memory foam mattress offers 30mm top layer of memory foam that moulds to the bodys natural shape and contributes towards the perfect pressure relief of critical parts of the body it is further designed with manmade soft white polyester fillings and 125 gauge super coil spring unit for extra comfort and support to make it look strikingly beautiful it features wavy lined soft knitted fabric cover with stylish navy blue or sandy quilted border