Tee Shirt Measurement: Small Size: Chest (Armpit to Armpit) =17, Length=26, Sleeve=7 Medium Size: Chest (Armpit to Armpit) =19, Length=27, Sleeve=8 Large Size: Chest (Armpit to Armpit) =20, Length=28, Sleeve=8 XL Size: Chest (Armpit to Armpit) =22, Length=29, Sleeve=9