T-Shirt sizes (semi-fitted): S (17.25"w. x 25.5"l.), M (19.25"w. x 26"l.), L (21.25"w. x 27"l.), XL, (23.25"w. x 28"l.), XXL (25.25"w. x 28.5"l.). Cap is one size fits most. Machine wash cold with like colors, only non-chlorine bleach when needed, tumble dry low, do not iron if decorated.