With a design as sleek as it is functional, the Castelli Trail Liner Shorts will have you feeling like you're gliding through the forest like a stealthy ninja. With moisture-wicking fabric and the KISS Air2 Donna seat pad that will keep you comfortable even on the toughest trails, you'll be able to keep going all day long. Plus, the mesh material supports a refreshing airflow while the elastic waist design ensures everything stays right 'n tight so you don't have to fuss with the fit while you're tackling the task at hand: maximum trail shreds.