Stay comfortable and supported at night with the active response cool pocket sprung mattress with 2000 individually pocketed springs and dual density comfort fillings of wool cashmere and silk this mattress is sure to give you a great nights sleep for years to come the hydrophilic properties wicks away moisture keeping you dry and comfortable while you sleepplease note spring count refers to 5ft kingsize modeldimensionssingle w 90cm x l 190cmdouble w 135cm x l 190cmking w 150cm x l