Quick-drying polyester/spandex blend fabric stretches with your movements Articulated sleeve design prevents the sleeve from riding up or bunching as you paddle, row or cast Full-sleeve design provides maximum coverage and sun protection Stretch fabric panels under the arms and back increase ventilation and comfort Grommet snap buttons down the front and two chest pockets NRS Women's Guide Long-Sleeve Shirt - From pushing rubber to side hikes, trip prep to happy hour, the NRS Women's Guide Long-Sleeve Shirt balances technical performance with an outdoor chic appropriate for (most) any engagement.