Made In the UK Luxury Memory Foam Topper, 2 Inch Deep, Roll Packed, Does not come with cover. Memory Foam Mattress Topper is a fantastic and cost effective way to add a layer of support to your current mattress, making it more comfortable and giving you a better night's sleep.Safety First: Due to the nature of the memory foam and its heating properties we do not recommend leaving babies or young infants on our topper unattended for long periods of time.Please allow 24 hours for the topper to regain full shape after opening.