The Total Spine Support Chair Cushion is a full moulded postural back support featuring unique flanking support designed to prevent lateral movement. The support offered by the flanks relieve stress on the major structure of the lumbar spine and rib cage. Beautifully covered and ideal for the car, office and couch. Model 1 for Firm seating. Model 2 for soft seating. Total Spinal Postural Support soothes and alleviates back pain through premium firm support. The seat cushion is designed specifically for people with spinal pain, back pain, spine conditions or disability, assisting in the relief of back pain.