Sport-Tek Micropique Sport-Wick Piped Polo. ST653Piping on the shoulders and back give this moisture-wicking, snag-resistant polo sporty contrast., 3.8-ounce, 100% polyester tricot, Flat knit collar with tipping, Taped neck, Tag-free label, 3-button placket with dyed-to-match buttons, Set-in, open hem sleeves, Piping at front and back shoulders and sleeves, *Due to the nature of 100% polyester performance fabrics, special care must be taken throughout the screen printing process.