At 2.5cm deep this topper offers a layer of additional comfort for your mattress, using high density memory foam for great pressure relief. The 2.5cm 60kg King Size Memory Foam Mattress Topper is available as foam only (no cover), which will fit neatly between your mattress & your bottom sheet. A memory foam topper provides comfort for your whole body during the night, meaning you can wake up feeling refreshed & free of any minor aches & pains. Memory foam also provides relief for your pressure points, which encourages healthy blood circulation, as well as reducing the need to toss & turn during the night, meaning a deeper & more restful sleep. Manufactured in the UK with quality raw materials & detailed finishing, you can purchase your mattress topper with the confidence of a 12 month manufacturer&39s warranty from one of the UK&39s leading memory foam mattress & topper manufacturers. Please be aware that a memory foam mattress topper cannot solve the problem of a dipped or damaged mattress, but offers additional comfort & pressure relief to a firm or tired mattress. If your mattress is in bad condition & has any lumps or dips, then we recommend that you consider a new mattress for a better night&39s sleep.