AeroLite Proto Size Chart

Size	Neck	Chest	Sleeve	Bicep Width
XS	14 1/2"	36 1/2"	7 3/4"	14 3/4"
S	15 1/4"	38 1/2"	8"	15 1/4"
M	16"	40 1/2"	8 1/4"	15 3/4"
L	16 1/2"	43"	8 1/2"	16 1/4"
XL	17"	45 1/2"	8 3/4"	16 3/4"
XXL	17 1/2"	48 1/2"	9"	17 1/2"