20kg/50kg Load Weighted Vest Adjustable Weighted Jacket Exercise Fitness Exercise Training Waistcoat (Steel Plate or Sand not included) Features: 1.Weight Adjustable: With 16pcs/12pcs pouches for loading sand or steel plate(NOT included steel plate or sand), can easily increase or reduce weight, choose the weight you feel suitable to exercise. 2.Shock Absorption Design: Highly flexible compressed sponge interlining, for protection and shock absorption, it is an ideal equipment for physical fitness, losing weight and exercising agile. .