The SCOTT 350 Dirt pants combine a robust construction with a new material composition & an anatomical fit. The strategically placed stretch & ventilation inserts ensure comfort, no matter how sweaty the race gets. These pants also feature leather on the inside of the knees. Materials 600D Nylon chassis 3/4 mesh liner Leather outer knee with ballistic nylon backing Fit Regular Features Articulated pre-bent fit in rider attack position Ribbed elastane upper knee Stamped Leather inner knees for durability Natural lower leg cuff Ultra light TPRs Nylon 900-D inner lining on knee leather to eliminate knee brace wear