Setting a standard for light, durable protection, the Alpha is made for confident travel in rugged, unpredictable alpine environments. Made with waterproof, windproof, breathable 3L Gore-Tex with our ultralight, ultra-durable Hadron LCP (Liquid Crystal Polymer) grid face fabric, the Alphas abrasion resistance rivals pants made with much heavier materials. The innovative waist cinch holds fast and rides easily under a harness or hipbelt, and full side zips make on-and-off easy. Waterproof Windproof Breathable Lightweight Durable Versatile Eyelets at hem for shock cord attachments Articulated knees for unrestricted mobility Gusseted crotch for comfort and freedom of movement Extremely lightweight and incredibly durable Hadron 3L Gore-Tex fabric gives full weather protection Proprietary Hadron LCP (Liquid Crystal Polymer) grid face fabric is incredibly light and exceptionally durable with abrasion resistance Durable N40p-X Gore-Tex Pro Most Rugged reinforces cuff and hem Contains materia