SIZE CHEST SHOULDER SLEEVE LENGTH
SMALL 17.5" N/A 6.5" 25"
MEDIUM 19.5" N/A 7" 26"
LARGE 21.5" N/A 7.5" 27"
X-LARGE 23.5" N/A 8" 28"

 

Measurement taken from Knickerbocker Mfg. Co. official website