Please use this info as a general guide as measurements are approximate.

Size	Shoulder	Chest
S	15.7" / 40 cm	35" / 89 cm
M	16.5" / 42 cm	36.6" / 93 cm
L	17.1" / 43.5 cm	38.2" / 97 cm
XL	17.7" / 45 cm	39.8" / 101 cm
XXL	18.5" / 47 cm	41.3" / 105 cm

Size	Sleeve	Length
S	23.4" / 59.5 cm	25.2" / 64 cm
M	24" / 61 cm	25.8" / 65.5 cm
L	24.6" / 62.5 cm	26.4" / 67 cm
XL	25.2" / 64 cm	27.2" / 69 cm
XXL	25.8" / 65.5 cm	28" / 71 cm

In order to best determine fit, it may be helpful to compare our garments measurements to a similar garment you already own. Lay your garment on a flat surface and take all measurements from the outside of the garment.

to check out our Garment Measuring Guide.

** If you are still confused, you can to help you choose the size. **