One Goal. One Vision. Alpinestars develops world-class technical apparel and footwear for all forms of motorcycling, auto racing and action sports as well as offering a large range of stylish casual clothing. Multi-panel construction featuring 450/600 denier panels with strategically positioned, abrasion-resistant Air-Flow mesh. Outer shell reinforced with polyurethane coating. Accordion textile stretch inserts on back and knees. Removable hip foam padding with Velcro® brand hook-and-loop attachment for secure, safe fit. Zippered and Velcro® brand hook-and-loop gusseted lower hem. Full mesh lining and 3D mesh on interior waist for comfort and breathability. External zippered pockets on thighs for safe, peace-of-mind storage. Jet Ventilation System (JVS). Reflective details for improved rider visibility. Pre-curved shaping for natural riding position.