800 mini motion and pressure responsive pocket springs on top of our supportive Posture Tech 660 spring system. Sealy Smart Fibres provide a Cool, Fresh, Dry and Hypoallergenic sleeping environment. Sealy Edge Guard provides edge-to-edge support for greater durability and comfort. Eco-friendly Tencel fibres help keep you cool and dry. Endorsed by Allergy UK for the reduction of house dust mites. Correctly supports and aligns the spine in its natural shape, helping to reduce aches and pains.