Alpinestars Venture R PantsThe Alpinestars Venture R Pants are made out of rip-stop nylon and polyester fabric for a heavy duty pant that is still lightweight. Stretch areas on the inner thighs, knees and yoke allow you to operate your bike unencumbered. Zippered air intake vents moderate air flow into the pant so you can adjust to temperature changes throughout the ride.Features: Rip-stop nylon and polyester fabric construction for excellent abrasion resistance Main shell incorporates a water resistant treatment for improved weather performance Extended stretch area on inner thighs, knees and rear yoke Zippered air intake vents Knee PU reinforcement for additional abrasion resistance Stretch panel on calf Pre-curved knee construction reduces riding fatigue Lightweight ventilated mesh liner