The 3-layer-laminate makes these lined winter trousers extremely sturdy and thanks to the 37.5® membrane they are also highly breathable, as well as water and wind proof (water column 20.000 mm). Ventilationzips at the seat of the pants. Inner gaiter, 2 lateral insertion pockets, 1 cargo, 1 smartphone and 1 back pocket with a zip and 1 knife pocket. 100% polyester. Lining 100% polyester. Membrane 100% 37.5® polyester.