To fly fast, you need the perfect gear. Reach new speeds in the Under Armour Fly Fast 1/2-Zip. Raglan sleeve design for improved range of motion and scalloped, droptail hem for extra coverage. Thumbholes keep sleeves secure and seal in body heat. Stand collar with reflective piping along the front zip. Sweat-resistant back pocket to keep your essentials dry. Zip arm pocket. 360-degree reflectivity for added visibility. 88% polyester/12% spandex. Imported.