Please review below size table, then select the correct size for you, thanks...
1cm=0.39inch

Size                   M           L         XL             XXL
Shoulder(cm)     35          37        38             39
Length(cm)        56          60        60             61
Sleeves(cm)       55          60        60             61
Note:Pls allow 1-3cm differs as this is measured by manual, if you want loose feeling, pls consider bigger size!