Allegra K Point Collar Hearts Prints Button Down Casual Shirts for Men 100% Poyester International Size: M; US Size: M (US 40) 100% Polyester Point Color, Contrast Collar, Contrast Cuffs, Hearts Prints Novelty Prints, Long Sleeves, Button Down, Round Hem, Slim Fit, Casual Shirts See product descriotion below for sizing information