The Klim XC Pro Jersey is a streamlined, premium off-road jersey born from race course testing to deliver exceptional riding performance. Bringing stretch, durability and cooling fabrics into a never-seen-before package, the XC Pro is designed for the most aggressive dirt bikers. With a slim athletic fit and stretch fabric, the jersey is custom-engineered with extra durability and mapped lightweight brrr° mesh fabric for strategic cooling so you can perform your best when the time comes. Racing-bred jersey designed for durability, flexibility, sweat control and ventilation. Body engineered fabric mapping for peak performance. Klim Aggressor™ Cooling brrr° fabric inner forearms and torso with laser cut holes. Klim Aggressor™ Cooling brrr° mesh fabric underarms and sides for added cooling. Two-way stretch nylon on outer forearms and shoulders for extra durability. Low-profile seams.