The sleepeezee amethyst pocket 1000 mattress is designed to give you the best nights sleep possible it features 1000 individually pocketed springs which move independently from each other to allow for consistent comfort and personalised support even if youre sharing the mattressthe polyester fillings damask cover and hypoallergenic surface only further the levels of sumptuousness that this mattress providesplease note spring count refers to a 5ft kingsize modeldimensionssingle w 91c