PROFLEX 100 ECONOMY BACK SUPPORT BLACK 4-X-LARGE ECONOMY BACK SUPPORT RUBBER TRACK WEBBING HELPS KEEP SUPPORT IN POSITION UL STYLEMARGIN-TOP0PX; PADDING-TOP 5PX; PADDING-BOTTOM 5PX; ECONOMICAL SPANDEX BODY ADJUSTABLE DETACHABLE SUSPENDERS NON-CONDUCTIVE POLYPROPYLENE STAYS STRETCHABLE BIAS BINDING WITH ZIG-ZAG STITCHING 280D SPANDEX BODY MATERIAL RUBBER TRACK WEBBING