Woven in traditional oxford cloth with just-right stretch, paired with the button-down collar we invented, our updated shirt is a must-have for all seasons. Technically superior, perfected over decades: our non-iron shirts keep you polished and virtually wrinkle-free all day, every day. Available in Fits:REGULAR is our standard, best-selling fit, designed for a wide range of body types.-Polo Button Down Collar95% Cotton, 5% SpandexMachine wash according to care instructions for best resultsImported | Brooks Brothers Men's Stretch Non-Iron Oxford Button-Down Collar Short-Sleeve Sport Shirt | Navy | Size Medium - Shop Holiday Gifts and Styles