Features: Durable and breathable Made of thick high density and breathable fabric for great durability and breathability. Thickened Shoulder strap The expanded shoulders is padded with sponge to solve the shoulder pressure comfortable to wear. Safety protection It has very flexible compression cotton lining for good protection and shock absorption. Adjustable magic band The pocket for the stuffing has magic bands design to make sure the steel plates(not included) will not falling off. Wide applications It is an excellent device for good health weight loss and agility training boxing etc. Specifications: Type: Training Weight Vest Color: Black Quantity: 1 pc Material: Breathable Mesh+Cotton Lining Size: approx. 44*55cm/17.29*21.62in (Adjustable) Net weight: 590g/20.81oz Packages: 1*Training Weight Vest