Fantastically manufactured sleepys 90cm memory care mattress consists of 20mm memory foam and 140mm high rebound pu foam this non sprung mattress is delivered vacuum packed and is very resistant to dust mites and bed bugs it contours around the bodys natural shape and relieves all pressure points of your body that are subjected while you sleep this hypoallergenic mattress is wrapped with soft to touch knitted cover that brings an extreme comfort and support this memory care mattress