Only sell vests, excluding steel plates It can be loaded with sand, iron sand and steel plate. The shoulder is padded to reduce the pressure on the shoulder and make the shoulder more comfortable. It can hold sand, iron sand and steel plate. Model: 1-20KG: 16 grids in total, with a maximum load of 20KG. Note: The weight bearing vest is generally made of steel plate. The 20kg model can be made of 20kg steel plate. The weight of sand is only about 10 kg. Put the sand directly into the grid, fill it with cotton, and then cover it, so that the sand can hold 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 grid, it will not contain much sand, and it will not reach 10 kg. Product material: 1680D oxford cloth Product color: black Product model: 1-20 kg Product size: length, width and height 600x420x15mm Product use: exercise, running training Function: 1. It is made of 1680D high-density oxford cloth, which is wear-resistant, fast drying and easy to operate. 2. It only needs to be washed with water to look new. 3. Shoulder pad on shoulder can reduce shoulder pressure. 4. Exercise is the ideal equipment for running training.