What activities is it suitable for?Ski Snowboard Technology & GadgetsDurable water repellency The material with DWR (Durable Water Repellency) treatment has a specially applied water-repellent layer.The material is easy to maintain. Stretch refers to a material that is flexible and allows freedom of movement. PTX SNOW The modern two-layer PTX material has a non-porous PTX membrane laminated on the reverse side, which ensures high waterproofness.