Port Authority Youth Long Sleeve Silk Touch Polo. Y500LSA favorite for years, our Silk Touch polo is soft, supple and easy to care for. The silky smooth pique knit resists wrinkles while the classic long sleeve style looks great on everyone., 5-ounce, 65/35 poly/cotton pique, Flat knit collar and cuffs, Double-needle armhole seams and hem, 2- button placket on XS-M, 3-button placket on L-XL, Metal buttons with dyed-to-match plastic rims, Side vents