Genuine Dutch Military surplus Troyer pullover warm quarter zip blue sweaterA Genuine Dutch military troyer pullover rib knit cold weather blue sweater is a type of sweater that is designed to keep you warm in cold weather conditions. It typically has a rib knit texture, which makes the sweater stretchy and flexible, and is made from a wool blend material. The sweater is designed in a pullover style, which means that must be pulled over the head to put it on. The sweater features a quarter zip jumper design, which means that