Mir 45LBS PRO SLIM (LONG STYLE) UNISEX ADJUSTABLE WEIGHTED VEST Made from 1200D reinforced nylon. Double padding. 15inches in length, 15 inches in width, 1/4inch in thick. 45 Lbs. Total, Increment 1.5Lbs. Velcro belt included. Vest maximum weight limit of 45lbs. Uses MiR Weights, one per pocket.