Sport-Tek Posi-UV Pro Polo. Designed for game day or work day, these high-performance polos offer a soft, matte hand and deliver exceptional UV protection, PosiCharge color-locking technology, and moisture wicking. 4-ounce, 100% polyester interlock with PosiCharge technology UPF rating of 50. Removable tag for comfort and relabeling. Self-fabric collar with collar stand. Taped neck 3-button placket with dyed-to-match buttons. Set-in, open hem sleeves.