Experience superior spinal support with the John Lewis Ortho Pocket Collection 1400 Pocket Spring Mattress. Engineered with 1400 individually wrapped pocket springs, this extra firm mattress delivers targeted support to every body contour, reducing pressure points and promoting proper alignment throughout the night. The robust construction suits those preferring a firmer sleep surface, whilst the pocket spring technology minimises motion transfer for undisturbed rest. Ideal for back and stomach sleepers seeking orthopaedic benefits in a super king size. Built to exacting standards for lasting durability and comfort.