Model	Height	Weight	Size
1 - Shown	5' 10" / 178cm	160lbs / 72.5kg	M/15
2	5'7" / 170cm	143lbs / 65kg	S/14
3	5'9" / 175cm	172lbs / 78kg	L/15
4	5' 11" / 180cm	198lbs / 90kg	XL/16
5	6'1 / 185cm	216lbs / 98kg	3XL/17

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

Size	Shoulder	Chest
S/14	16.5" / 42 cm	38.6" / 98 cm
M/15	17.3" / 44 cm	40.2" / 102 cm
L/15	18.1" / 45 cm	42.5" / 108 cm
XL/16	18.5" / 47 cm	44.5" / 113 cm
2XL/16	19.3" / 49 cm	46.5" / 118 cm
3XL/17	20.1" / 51 cm	48.4" / 123 cm
4XL/17	20.9" / 53 cm	50.4" / 128 cm

Size	Length	Sleeve
S/14	28.7" / 73 cm	23.6" / 60 cm
M/15	29.5" / 75 cm	24" / 61 cm
L/15	30.3" / 77 cm	24.4" / 62 cm
XL/16	31.1" / 79 cm	24.8" / 63 cm
2XL/16	31.9" / 81 cm	25.2" / 64 cm
3XL/17	32.7" / 83 cm	25.6" / 65 cm
17	33.5" / 85 cm	26" / 66 cm

Size	Biceps
S/14	15.7" / 40 cm
M/15	16.5" / 42 cm
L/15	17.3" / 44 cm
XL/16	18.1" / 46 cm
2XL/16	19.3" / 49 cm
3XL/17	20.5" / 52 cm
4XL/17	21.3" / 54 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. **