Sport-Tek Ombre Heather Polo. ST671This moisture-wicking, snag-resistant polo gradually blends a heather look with an allover sublimated print for an innovative take on traditional athletic colors., 4.9-ounce, 100% polyester sublimated jersey, Tag-free label, Self-fabric collar, 3-button placket with dyed-to-match buttons, Set-in, open hem sleeves, Side vents, Due to the nature of 100% polyesterperformance fabrics, special care must be taken throughout the printing process.