Multi-panel construction featuring 450/600 denier panels with strategically positioned abrasion-resistant airflow mesh panels, Outer shell is reinforced with a PU coating for improved durability and abrasion resistance, Accordion textile stretch inserts on the back of the knees, Removable hip foam padding with hook-and-loop attachments for a secure fit, Zippered and hook-and-loop fastener gusseted lower hem, Full mesh lining and 3D mesh on interior waist for comfort and breathability, External zippered pockets on thighs for convenient storage, Jet Ventilation System (JVS), Reflective details for improved rider visibility, Pre-curved shape for a natural fit when in the riding position, D-ring adjustable waist for a secure, personalized fit, Removable knee and tibia protectors, Waist zipper allows connection to Alpinestars leather and textile jackets