Hot sun, high humidity, and no breeze may not be the most ideal weather, but they're the perfect conditions for the Kuhl Men's Airspeed Short Sleeve Shirt. This sun shirt features a woven, technical nylon/poly blend that blocks UV rays, wicks moisture, and dries fast. High-tech knit mesh panels are strategically placed for ultimate range of motion and cool comfort. Colors: khaki, carbon. Sizes: S - XXL.