Made with stretching material and a high-end microporous membrane developed by Fusalp. It boasts windproofing, water repellent structures and breathable structures. Seams are welded using Fusalp's technology to block any infiltraton from cold elements. Extra details include, padding on the back of the waistband, removable shoulder straps, adjustable waist, air vents on the inside leg and reinforcement strip at the leg bottom. 10000/10000 lamination