A high performance short sleeve running tee for athletes who demands the best. The main fabric construction is based on 4 decades of research and testing in moisture management and made of supercharged Lifa Flow fabric that pulls excess heat and sweat away from your skin keeping you dry and cool during high-intensity pursuits. Laser cut out ventilation holes on upper back gives extra ventilation for comfort and performance when you push up the intensity. Lifa Stay Dry technology. Double fabric construction. UPF 30. Laser cut ventilation at back. Reflective details. Crewneck. Material: Lifa Flow .