inches XS S M L XL 2XL 3XL
½ chest  A 18.5 19.5 20.5 22 23 25 27
shoulder to hem  B 24.5 25.5 26.5 27.5 29 30 31
sleeve  C 30 31.5 33 34 35 36 37
½ bottom  D 16 17.5 19 20 22 24 26