StarNap Memory Foam Mattress: Sleep in comfort. Simple to install: Just unroll the mattress and leave for 24hrs for the mattress to expand to its original shape. Easy to Transport: Rolled and vacuum packed for easy transportation. Perfect for anyone: Hypoallergenic and anti-dust mites, its the ideal gift. Sizing Options: Choose between 4 different size options. Starnap Hybrid 23Cm Firm Pocket Sprung Memory Foam Mattress | Living Social | Living Social