Material: Oxford cloth + breathable mesh + reflective webbing + metal fasteners
Product size：
S: The neck is 30-43CM, and the chest is 35-53CM.The traction rope is 0.8*150CM
M: The neck is 33-48CM, and the chest is 53-71CM.The traction rope is 0.8*150CM
L: The neck is 38-56CM, and the chest is 66-76CM.The traction rope is 0.8*150CM
XL: Neck 51-75CM, chest is 75-95CM.The traction rope is 0.8*150CM
