Wind and waterproof version of the popular trousers model Karl. Outdoor trousers in brushed G-1000 with Hydratic lining.G-1000 Silent65 % polyester, 35 % cotton. G-1000 Silent is a brushed version of the robust original fabric and is a soft and silent material. Brushing weakens the fabric a little, but makes it rustle-free, which is practical for hunting and game management. HydraticHydratic clothing protects against wind, rain and snow and is also suitable for clothing that is worn as often at work as it is outdoors in the field. At the same time it offers optimum moisture management (a property also known as breathability). Hydratic material has microscopic pores that are a thousand times smaller than a drop of water, but a hundred times larger than water vapour molecules, which means that it is able to breathe.