This deal from Wowcher
From £59 for a single, small double or double (£79) or king (£99) Cool-Blue Memory Foam Mattress from Dreamtouch Mattresses LTD – save up to 80%
Gain some beauty sleep with this cool-blue memory foam mattress. 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. Medium to firm memory sprung mattress. Perfect for relieving pressure, aches & pains.