20/50kg Loading Weighted Vest Adjustable Exercise Training Fitness Jacket

3.The weight-bearing vest is generally equipped with steel plates, 20kg type, and can be equipped with 20kg steel plates. The weight of sand is only about 10kg. Put the sand directly into the lattice, fill it with cotton, and then cover it, so that the sand can be loaded more, and the running sand will not flow out. If the sand is put into the matching small cloth bag and then stuffed into the lattice, it will not contain much sand and will not reach 10kg.