The Tempur Cloud mattress is made from specially developed Tempur extra soft material for a feeling of instant relaxation. The support layer works in perfect harmony to deliver the right amount of comfort, support and durability. 21cm thick, this super-soft mattress reacts to the heat of your body and moulds itself to your shape. It is perfect for those who want superior comfort but enjoy sleeping on a mattress with a softer feel so you get the softness plus the adaptive support and comfort your body needs for your best night's sleep. The Cloud Mattress 21 can be used on a variety of bed bases including adjustable or bed frames with slats or platform tops.