The Alpinestars Valparaiso 2 Pant is extremely durable & incorporates a pre-curved leg construction & accordion knee insert for an enhanced fit in the riding position. Waterproof & breathable, thanks to the Alpinestars’ exclusive, removable DRYSTAR® membrane this pant is extremely versatile & comfortable – especially when matched up with the Valparaiso Jacket or other jackets in Alpinestars Touring range. Features Multi-material main shell poly-fabric construction for durability with rip stop & ballistic nylon abrasion & tear-resistant reinforcement panels in critical impact areas. Removable waterproof & breathable DRYSTAR® membrane for long term weather-proofing. Removable thermal liner allows pant to be worn in various weather climates. Jet Ventilation System (JVS) features air intakes on thighs, offering greater regulation of internal airflow for enhanced riding comfort for short & long-distances. Removable certified protection on knees is light, breathable & ergonomic for class-leading impact protection. Increased reflective detailing & logos for increased rider visibility. Waist adjustment belt for customized fit & secure closure. Accordion stretch poly-fabric insert on knee, a stretch panel on crotch area, plus pre-curved leg construction for enhanced fit, freedom of movement & comfort in the riding position. Waterproof zipper & Velcro® leg cuff closure seals out elements & fits Alpinestars boot models. Optimized for use with Valparaiso DRYSTAR® Jacket or other Alpinestars touring jacket models. Also available in short leg tailored version.