Staycool Gel - Helps to reduce heat build-up by regulating body temperature. Medium to Firm Tension - Good for people who change sleeping position. Free 10 year guarantee. Cleverly constructed to provide ultimate comfort and support The Sleepeezee Gel Select Mattress is made up of a combination of contouring pocket springs and breathable gel layers that channel away excess body heat to prevent disrupted sleep. This perfect duo work alongside intelligent fibres that have been designed by Sleepeezee to create a healthier sleeping environment, offer superior comfort levels and improve breathability for a peaceful night's sleep. Available in a 3', 4'6", 5' and 6' size, with or without drawers, and as a mattress only option. Only available at this price in a weave fabric.