Get an Emma Essential Mattress - just the thing you need for a restful night's sleep every night! Choose from single, small double, double, king or super king Transfers heat away from your head Aligns your spine and relieves pressure Two layers of breathable open-foam work away moisture to help you stay cool all night long Suits all body types, with a unique two-layered core that supports shoulders and hips Breathable foam is perfect for all sleepers, whether you sleep on your side, front or back Removable and washable covers Combines with highest-quality British foams Comes complete with 5-year guarantee Temperature-regulating top cover and bottom cover are washable at 40 degrees