Mattress Dimensions: H29 cm. Single: W90 x L190 cm. Double: W135 x L190 cm. King: W150 x L200 cm. Super King: W180 x L200 cm. Affordable luxury starts with sleep mattress features: Luxury hybrid mattress Sleep cool and comfortable. Manufactured in the UK Climate neutral (Emissions generated are offset by a forestation project) Additional information: 29cm and 5 Layers Of Heaven: Spend every night floating atop a lovingly crafted, meticulously chosen, scientifically optimised sleep-enhancing luxury. Luxury Quilted Cooling Cover: Dream Cloud's cover combines premium softness with activated cooling technology to deliver a luxury sleep experience. Dream Plush Memory Foam: This layer of luxurious breathable memory foam provides deep contouring support that adjusts to your position all night long, as you sleep and dream among the clouds. Supportive Foam Whether you sleep on your back, front, side, or all three, DreamCloud's support foam layer keeps your body fully supported throughout the night.