The Sport-Tek Men's PosiCharge Polo is a color-locking, moisture-wicking polo with a flat knit collar and a removable tag for comfort and relabeling. It also features a taped neck, a 3-button placket with dyed-to-match buttons, and set-in open hem sleeves. Made of 100% polyester interlock with PosiCharge technology. Sport-Tek PosiCharge Competitor Polo