Together Size Chart for Windbreakers:

0-2/XS     4/S    6-8/M    10/L    12-14/XL   16/ XXL

 

Extra Small: 20 inches flat across chest / 22" long

 

Small: 21 inches flat across chest (measured armpit to armpit) / 22.5" long  

 

Medium: 22 inches flat across chest  /  23" long from back of neck to hem 

 

Large: 23 inches flat across chest / 24" long from back of neck to hem 

 

Extra Large: 24.5 inches /  25" long from back of neck to hem

 

XXL: 26 inches flat across chest  /  25.5" long from back of neck to hem