Size small21 inches underarm to underarm short sleeve 27 inches long This Men's Nike Dri Fit Atlanta Falcons NFL On Field Apparel Polo Shirt in red, size small, is officially licensed by the National Football League (NFL). Made by Nike, the polo shirt is perfect for showing support for the Atlanta Falcons during the regular season. Made in Thailand, this high-quality polo shirt is designed for football enthusiasts who want to stay comfortable and stylish while cheering on their favorite team.