Savvy fishing shirt for fighting harsh sun, humidity, and hatches that bite back. Simms BugStopper Shirt – Plaid long sleeve blocks sun, dries quick, wicks, and fights swarms thanks to advanced Insect Shield tech. A polyester-nylon blend with 2 zip-secure, fly-box compatible chest pockets. Articulated elbows enhance mobility. And a sunglass chamois inside the bottom hem keeps optics clear. Traditional fit comes standard.