size

Total length ( cm/ inch )

Chest

weight for (kg/ lb)

S

30 / 11.8''

38/ 15''

0-2.5/ 0-5.5

M

34 / 13.39''

46/ 18''

2.5-4/ 5.5-8.8

L

38 / 15''

49/ 19.3''

4-7/ 8.8-15.4

XL

42 / 16.5''

52 / 20.5''

7-10/15.4-22