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

Size	Shoulder	Chest
36	17.5" / 44.5 cm	35.4" / 90 cm
38	18.1" / 46 cm	37.4" / 95 cm
40	18.7" / 47.5 cm	39.4" / 100 cm
42	19.3" / 49 cm	41.3" / 105 cm
44	19.9" / 50.5 cm	43.3" / 110 cm

Size	Length	Sleeve
36	26.8" / 68 cm	22.4" / 57 cm
38	27.4" / 69.5 cm	22.8" / 58 cm
40	28.1" / 71.5 cm	23.2" / 59 cm
42	28.7" / 73 cm	23.6" / 60 cm
44	29.3" / 74.5 cm	24" / 61 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. **