Johnnie-O Birdie PrepFormance Smith Stripe Men's Shirt XL Joker/White The Johnnie O Birdie PrepFormance Smith polo is made from a stretch jersey, moisture-wicking fabric that allows you to move without restriction while keeping your skin free from sweat build up. Additional fabric benefits include UV protection against harmful sunrays, durability for ample wash and wear, and resistance against shrinking and wrinkles. Smith is designed with stripe detailing, 3 button closure, side vents, a contrast inner placket, and an embroidered logo at the back yoke.. GlobalGolf.com online store offers superior selection, service, and quality for your Johnnie-O golf Apparel needs. 