Details 65% Polyester for durability, and 35% Cotton for comfort 350gsm rugby knit fabric concealed 3-button placket Internal twill back neck dome Straight hem with side splits Rib cuffs 6/7XL available in Navy/White only Classic Fit Sizing ADULTS 3XS 2XS XS S M L XL 2XL 3XL 4XL 5XL 6/7XL CHEST 50.5 52.5 55 57.5 60 62.5 65 67.5 70 72.5 75 80 SP LENGTH 65 68 70 72 74 76 78 80 82 83 84