Port Authority Ladies Silk Touch Performance 1/4-Zip LK584. Designed to meet the needs of active uniforming, our moisture-wicking, snag-resistant 1/4-zips have the Silk Touch hand you've loved for years, plus PosiCharge technology for exceptional color-locking performance., 4-ounce, 100% polyester double knit with PosiCharge technology, Cadet collar, Contrast inner collar, Tag-free label, Front seaming, Sleeve seaming, Binding at cuffs, Curved hem