The vogue sterling star orthopaedic mattress is a unique orthopaedic mattress with a perimeter zone system this means the mattress is firmer around the edge providing more overall support and greatly improves sleeping comfort and access in and out of the bed the exceptional quality mattress is hand tufted and upholstered in a beautiful cotton damask fabric with three tier stitching for durability and flag stitched handles around the edge for ease of moving