Alpinestars Amt-10R Drystar XF Pants Engineered for all-weather riding comfort and optimal protection, Alpinestars' Amt-10R Drystar XF Pants feature a modular construction using advanced materials. Equipped with a laminated 2L DrystarXF waterproof and highly breathable membrane, it ensures effective performance in any weather condition, guaranteeing dryness and comfort. The hydrophilic technology of the Drystar XF membrane absorbs water vapor from the body and desorbs it outside, providing unrivaled waterproofing. These pants also include adjustable direct ventilation panels at the knee to maintain maximum protection while offering customizable airflow. Features: Modular construction for optimal versatility Laminated DrystarXF membrane provides superior breathability and waterproofing Matryx panel for enhanced airflow and mechanical performance Aramid fiber Flynet leather panels for high abrasion resistance Rideknit panel for comfort and stretch zones for an optimized fit Elasticated back waist accordion incorporating waist volume adjusters for an optimized fit Ergonomically designed zippered front pockets for ease of use. Lower leg stretch accordion construction for the best fit and optimized comfort, regardless of the type of boot or shoe the rider is wearing Nucleon Flex Pro Level 2 knee armor and Bio-Flex hip armor included Designed with a tailored, ergonomic fit to accommodate all riding movements Reflective detail on the lower leg Can wear in or out of boots Full connection zipper CE approved to pr-EN17092 as a Class AA garment