Alpinestars Men's Sight Pants 90%Polyester 5%Polyamide 5%Polyurethane Imported Ergonomically designed for a performance fit and to allow for integration of knee protectors. Lightweight and durable main shell fabric which incorporates strategically placed air mesh and stretch panels. Strong rip-stop rear seat panel for extra durability and abrasion resistance in key area. Pre-curved leg construction with stretch panels on lumbar and knee zones. Reduced material construction on waist area for lightweight comfort. With strategically positioned, vented mesh inserts and stretch paneling in key areas, the Sight Pant gives excellent performance time and time again, while its lightweight and highly durable main shell fabric and rip-stop seat area provides high levels of durability. Ergonomically designed for a performance fit and to allow for integration of knee protectors Lightweight and durable main shell fabric which incorporates strategically placed air mesh and stretch panels Strong rip-stop rear seat panel for extra durability and abrasion resistance in key area Vented panels on upper thighs and lower leg for improved cooling airflow