Expedition Pro 3/4 Sleeve*This 100% recycled polyester lightweight adventure shirt is designed to keep you cool and comfortable on the trail while protecting you from the sun and mosquitoes. Product Features Mosquito Protection Technology??? provides chemical free mosquito protection that will not wash or wear away Uses a tight weave engineered fabric that acts as a robust barrier to mosquitoes Mesh yoke helps regulate body temperature Shirttail hem, split neck collar, and