Women's Rhythm Long Sleeve TeeBuilt for ultimate freedom and mobility, the long sleeve Rhythm Tee features Nuyarn m erino wool technologymaking it ultra light, while increasing performance at the same time. The Rhythms Nuyarn fabric dries five times faster than standard merino, while providing 35% more stretch. This means the Rhythm Tee is the worlds lightest ultimate high output, breathable layer or trail running shirt. Features Featuring Nuyarn Woola superior merino wool fabric