Luxury Orthopaedic Memory Foam Spring Firm Mattress 3ft, 4ft6 Double, 5ft King
4ft6 Double - 135cm x 190cm. Designed with deep layers of orthopaedic polyester and foam, with a 12.5 gauge open coil spring unit providing the sleeper with a firm comfort which distributes the weight of the sleeper evenly for extra support.