Our lightest first layer impresses with high-tech features and is at the forefront of various sports. The airy, breathable shirt with offset flat seams is so comfortable thanks to body-mapping mesh that you can hardly feel it. The active moisture transport quickly wicks away sweat, ensuring an optimal body climate. Additionally, it dries quickly and is odor-resistant, performing well even during the most intense ascents. With reflective elements, you remain visible long after sunset. A technical racerback that no outdoor enthusiast can do without.