Orthopaedic Contract Mattress Targeted Support, Healthy Alignment - Contract Grade The Ortho mattress prioritizes spinal alignment and firm support and is suitable for contract use. It features: An orthopedic spring system designed for proper posture. Ideal for those preferring a firm sleep surface or needing additional back support. Contract Range: Complies with BS7177 Source 5 for a... https://mattressland.co.uk/products/orthopaedic-contract-mattress