Practical-and-convenient-the-A-8208-10-Air-pants-combine-premium-safety-features-with-great-styling-Alpinestars-8217-Air-8208-Flo-system-offers-maximum-ventilation-for-riding-with-comfort-and-protection-in-hot-conditions-Construction-Mixture-of-1200-and-600-Denier-poly-fabric-with-abrasion-resistant-Air-8208-Flo-mesh-for-maximum-cooling-comfort-Outer-shell-with-PU-coating-for-extra-durability-Multi-panel-main-seam-construction-for-maximum-flexibility-while-riding-and-tear-resistance-Pre-8208-curved-shaping-for-natural-riding-position-reduces-fatigue-while-improving-comfort-Comfort-Elasticized-flex-panel-around-waist-to-maintain-fit-and-maximum-flexibility-on-the-bike-Adjustable-waist-with-elastic-trim-provides-a-secure-tailored-fit-Safety-Removable-GP-knee-and-tibia-protectors-Knees-feature-removable-Velcro-knee-covers-and-option-to-apply-Alpinestars-knee-sliders-Waist-zipper-allows-connection-to-Alpinestars-leather-and-textile-jackets