12.5 gauge orthopaedic open coil spring unit, Side support system for very firm edges, Multiple layers of luxurious fillings, High quality woven damask fabric, Flag stitched handles and air vents, Extra deep mattress, Hand tufted, Deep quilted border. FEATURES:• Material : Memory Foam• Side support system for very firm edges• Multiple layers of luxurious fillings• Reduces pressure on joints and muscles Helps relieve aches and pains• Fantastic-value, only at Elegant Furniture UK MATTRESS SIZE: King Size Mattress