Available in single, small double, double & king sizes. Contains Hypoallergenic fillings to help you stay healthy whilst you sleep. Features a memory foam layer which contours your natural body shape. Gain some beauty sleep with this cool-blue memory foam mattress. Medium to firm memory sprung mattress. Perfect for relieving pressure, aches & pains. | Comfydots Cool-Blue Memory Foam Mattress - Single | Wowcher