This super lightweight and breathable performance tee has a ventilated panel that acts like a chimney pulling heat away from your body. Cool. We're confident that once you put it on, you'll never want to take it off. Pair this race day ready t-shirt, with our Front Runner Short and Stealth Jacket. Weighing in at under 1 lb*, these items are not only super cool, but also light as a feather with no extra bulk to slow you down on your run.*(Size Medium)