Product Information:
Size Length of Back Chest Circumference The Suitable Weight For Reference(1/2 kilo)
S 20 30 3-4
M 25 35 4-6
L 30 40 7-9
XL 35 45 9-11
XXL 40 50 10-13
All the sizes is CM,it is measured by hand,there will be 3-5cm random error probably.





