These shirts run a little big, sizing down one size is recommended.
Chest Measurements-
S- 21", M-22.5" L- 24" XL- 26" 2XL-28"
Heavyweight yet super soft 6oz, 100% USA ring spun cotton with a 7/8" rib crew neck. Taped neck and shoulders, double - needle sleeve and bottom hems, quarter turned to eliminate center crease and stay true to that modern classic fit your grandfather would approve of.