These overtrousers are made with abrasion-resistant 3-layer nylon GORE-TEX Active fabric with an excellent 28K waterproof rating, ideal for the wettest conditions. They are also extremely breathable (<3.5 RET) and feel soft to the touch. The nylon lining has a DWR treatment to keep you dry in all conditions. Post consumer recycled polyester QR loft synthetic padding around the knee, top front and back gives you extra warmth for cold days, while side openings with divisible zips let you dump extra heat when things warm up. These trousers can attach underneath your boots to keep them in place and shut the elements out. The stretch waistband with Velcro fastening and adjustable braces guarantees a secure fit all day long. Finished with reflective elements for extra visibility, you can rely on the Himalaya 2.0 Cover Pants in all mountaineering conditions.