normal fit A B C S 27.48 inch 20.98 inch 23.98 inch M 28.98 inch 21.97 inch 25 inch L 29.49 inch 23.46 inch 25.47 inch XL 30.47 inch 24.8 inch 26.5 inch 2XL 30.98 inch 25 inch 27.48 inch 3XL 31.22 inch 26.5 inch 27.52 inch 4XL 31.97 inch 27.72 inch 27.99 inch 5XL 32.76 inch 28.98 inch 28.23 inch