opentip.com/size chart

XS

S

M

L

XL

2XL

3XL

4XL

BODY WIDTH

19.5

22

23

24

25

26

27

28

CHEST

32-34

35-38

39-41

42-45

46-49

50-52

53-56

57-60

FULL BODY LENGTH

24

27

28

29

30

31

32

33

NECK CIRCUMFERENCE

7.25

7.25

7.5

7.75

8

8.25

8.5

8.75

SLEEVE LENGTH

31

35

36

37

38

39

40

41