ZAMST Compression Arm Cover Arm Sleeve Compression Running (Includes Both Arms) M Size Black 385802

A compression item that promotes efficient arm movement. Perfect for running and volleyball If you are on the edge of the size guide, please choose the larger size Material: Nylon, polyurethane Size guide: M size = 25-29 cm at the thickest part of the upper arm (measured with arms relaxed) 2 pieces = set for both arms Product number: 385802