The new OccuNomix Back Supports help prevent back pain and injury. Designed to deliver firm and comfortable broad lower back and abdominal support, it adjusts instantly for light to heavy lifting. Encourages proper posture when lifting, standing, walking, sitting, driving, or playing sports. Same as 612 with four heavy duty rubber gripping strips with 7 inch plastic stays, swivel clip rear and hook and loop front detachable 1 -1/2 in suspenders, lumbar supports 8 inch breathable nylon spandex foam padded front panels.