The Under Armour Men's ArmourVent Run 1/4 Zip Top in academy blue is made from a tough ripstop woven fabric which is both lightweight and durable whilst the ArmourVent™ mesh panels provide optimum ventilation in key areas to keep you feeling comfortable. Featuring a 1/4 zip to the front the top is adorned with 360° reflective graphics and logos to help keep you visible in low light conditions. - L.M. Features: Under Armour Men's ArmourVent Run 1/4 Zip Top Tough ripstop woven fabric construction Lightweight yet durable ArmourVent™ mesh panels provide optimum ventilation in key areas 1/4 zip to the front 360° reflective graphics and logos to help keep you visible