"Built around a continuous coil spring system, the eXtreme Comfort Spring Coil Diamond Grey Essentials Mattress combines European-engineered support with soft comfort layers for a soft to medium feel. Designed to promote pressure relief, it offers a balanced sleep surface suited to everyday use in a range of bedroom settings. Finished with a diamond-quilted, cool touch cover, the highly breathable Core fabric helps regulate body temperature to reduce overheating through the night. The mattress is handcrafted in the UK using a durable 7-layer, foam-free open coil construction and meets BS7177:2008 (Low Hazard) fire safety standards. For added convenience, it arrives compressed, vacuum-packed, rolled and boxed; simply unbox, unwrap and allow it to expand to its full size. Key features European-engineered continuous coil spring system Soft to medium firmness with soft comfort layers Designed to provide pressure relief Diamond-quilted cool touch, breathable Core cover 7-layer, foam-free open coil construction Handcrafted in the UK Meets BS7177:2008 (Low Hazard) fire safety standards Compressed, vacuum-packed, rolled and boxed for delivery Please note: Colours shown are as accurate as possible, though may vary slightly depending on your screen settings."