Laze around on the Gel Memory Foam Quilted Sprung Mattress Choose from a single, small double, double or king mattress 18.5cm thick mattress with medium firmness Contains a combination of foam and springs Open coil bonnell spring and four way stretch fabric for extra long life Relieves pressure points by contouring to your body's shape Responsive cool blue memory foam finishes the mattress Buying Options:  89.99 pounds instead of 119.98 pounds for the single mattress - save 25% 99.99 pounds instead of 179.98 pounds for the small double mattress - save 44% 119.99 pounds instead of 199.98 pounds for the double mattress - save 40% 129.99 pounds instead of 219.98 pounds for the king mattress - save 41%