This is the top that Combine players trust on the biggest day of their football careers. ArmourVentŪ mesh is breathable, with stretch aspects to keep your performance at its best. Even better, the smoothness provides a crazy light performance top. The Moisture Transport System pulls sweat off the body, helping it evaporate quickly. Built with anti-odor technology and a V-neck cut. HeatGearŪ performs best from 75-100 degrees. 90% polyester/10% spandex. Imported.