Size Body Length Chest Width (Laid Flat) Youth Small (6-8) 20 ⅞" 15 ¼" Youth Medium (10-12) 22 ⅛" 16 ¼" Youth Large (14-16) 23 ⅜" 17 ¼" Youth XL (18-20) 24 ⅜" 18 ¼" *Measurements in inches