CAP Barbell Short Adjustable Weighted Vest CONSTRUCTION  Made from reinforced nylon and polyester. COMFORT  Fully adjustable waist belt and padded shoulder straps allowing for a snug and secure fit. WEIGHT  Adjust total weight by removing or adding individual weight packets. Each packet is filled with 2.5 lb of iron ore fines. FLEXIBILITY  Ideal as additional resistance for any body weight training. Anchor hooks designed for parachute run training. Includes reflective strips for easy visibility if used during walking or running. TRUST  Trust experience. CAP has been a pioneer in fitness with over 30 years experience and locations worldwide. Chances are if you have ever worked out, you have worked out with a CAP product. SPECS  Various