For uncompromising performance on the most technical trails, Salomon 's BONATTI TRAIL is a men's running jacket that lets trail runners enjoy their favorite sport without worrying about the weather.This smartly constructed, seamless jacket features lightweight, highly waterproof Japanese Pertex fabric. In addition to the stretch fabric, ergonomic cut and preformed sleeves, it can be worn over a 12-liter Salomon hydration pack.This jacket adds many trail-running features, such as a fitted hood, lastic trim, pockets and reflective details.