Model Number:Gear up for your next trail running adventure with the Salomon Women's Fast Wing LS Tee. ActiveDry fabric wicks away moisture, while strategically placed mesh enhances ventilation to keep you dry and cool. The front zipper allow you to adjust your temperature as you progress. Two back stash pockets add storage for your running essentials, and silicone grippers along the shoulders help keep your pack in place. Reflective details enhance your visibility in low-light conditions.