The Alpinestars all-season Bogota Pro Drystar 4 Seasons Pants deliver optimal protection, weather performance and comfort. The pants feature a DWR (Durable Water Repellent) treatment for additional wet-weather performance and the Alpinestars Drystar liner that is 100% waterproof and breathable and can be worn over or under the main outer shell for real-world practicality and versatility. Made from Ripstop and 450D coated hard shell constructed from 100% GRS certified recycled Nylon 6 materials, it gives lightweight and enhanced durability with 600D reinforcements for additional durability in key areas. Fully CE-certified to CE – Category II EN17092 standards – AA Class the Bogota Pro Drystar 4 Seasons pant also offers a "liner to drop" system for superior versatility for all temperatures and weather conditions. Wide ventilation panels at the thighs can be operated with one hand for fast and effective climate control on the go and a detachable 100g upper leg and 80g lower leg thermal liner. Stretch inserts give optimum freedom of movement and an enhanced fit. Adjustability at the waist and calves provide the perfect custom fit, and these are ergonomic. Level 2 CE Nucleon Flex Pro knee armour and Bio-Flex hip armour give effective protection against impacts. Reflective detailing maximises night visibility and two pockets give convenient storage. Matching items are available,