20kg Load Weighted Vest Adjustable Weighted Jacket Exercise Fitness Exercise Training Waistcoat (Steel Plate or Sand not included) Features: 1.Weight Adjustable: With 16pcs 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. .