The key to training at your peak is to keep your temperature optimized at a cool 98.6-degrees. This full zip top does just that during brisk, morning training sessions. It keeps you warm while sweeping energy-sapping sweat away from the body., ClimaCool keeps you dry and comfortable, Full zip at front, Side-seam zip pockets, Ergonomic cut improves range of motion, adidas brandmark at right chest, 100% polyester, Imported