Men’s Size

Size (US)	Size (US)	Size (UK)	Chest	Waist	Arm
XS	34	34	32-34	26-28	31-32
S	36	36	35-37	29-31	32-33
M	38-40	38-40	38-40	32-34	33-34
L	42	42	41-43	35-37	34-35
XL	44-46	44-46	44-46	38-40	35-36
XXL	48	48	47-49	41-43	36-36.5

 

Women’s Chart

Size (US)	Size (US)	Size (UK)	Chest	Waist
XS	0-2	4-6	32.5 - 33.5	25-26
S	4-6	8-10	34.5 - 35.5	27-28
M	8-10	12-14	36.5 - 37.5	29-30
L	12-14	16-18	39 - 40.5	31.5 - 33
XL	16-18	20-22	42 - 43.5	34.5 - 36