The St. Michaels AC Vetus Half Zip is the ultimate layer for training or leisure. A polyester fabric lined with a soft cotton fleece helps keep you warm and dry, even in the most demanding conditions. A quarter length zip that functions as both a vent and standard pullover, this zip is built to tackle every task. A stretchable fit and adjustable cords at the hem gives you maximum flexibility when you train or play. DSsports logo on chest area.