Alpinestars Arenis Gore-Tex Pants Built with a 2L Gore-Tex laminated construction for all-weather protection, the Arenis Gore-Tex Pants are designed for exploration touring, long trips, and demanding off-road terrain. From the high-performance materials to the included removable CE Level 2 Nucleon Flex Pro armor at the knees and Bioflex hip protection, they deliver comfort, ergonomic mobility, and breathability. Construction: PFAS-free 2L Laminated Gore-Tex shell 3L seat area and reinforced inner leg for high levels of durability and long-lasting wear Waterproofing: PFAS-free 2L Laminated Gore-Tex shell delivers superior waterproofing, breathability and long-lasting durability Ventilation: Long zippered openings at the thighs for direct ventilation Protection & Safety: Nucleon Flex Pro CE Level 2 knee armor included 3-level positioning knee armor pockets CE Level 1 Bioflex hip armor included Approved to 17092-3:2020 as a CE Class AA garment Comfort: Active adventure fit designed for unrestricted movement and all-day riding comfort Pre-curved legs with stretch panels in the lumbar area and crotch Microgrid reinforcement layers at knees with strategic stretch inserts for enhanced mobility Magnetic buckle, waist belt closure for secure closure Long, lower leg zippered opening with gusset for customizable fit Calf volume adjusters Pockets: Convenient cargo pocket for secure and functional storage Other Features: Jacket-to-pant short connection zipper