Lightweight wind jacket for biking 80 % windproof, very breathable and water repellent very lightweight and packs down small eco-friendly manufacturing A breath of fresh air. This ultralight wind jacket can be stored in its own back pocket; take it out and it’ll keep the strongest breeze at bay while protecting the environment as well. Made from environmentally friendly materials and certified in accordance with the strict bluesign® system environmental standard, the athletic cut is absolutely streamlined. This product is made with Eco Finish, an eco-friendly, fluorocarbon-free, water repellent finish (PFC-free). The VAUDE Green Shape label stands for environmentally friendly, functional products made from sustainable materials.