High-performance technical pants designed for alpine climbing and extreme outdoor conditions. Features GORE-TEX Pro fabric with Endorphin technology (UPF 45+), offering superior waterproofing, wind resistance, and breathability. The black pants include articulated knee construction for mobility, reinforced abrasion zones, zippered thigh pockets, and a subtle Arc'teryx bird logo on the left thigh. Adjustable waistband with internal drawcord and gusseted crotch ensure comfort during dynamic movement. Ideal for mountaineering, backcountry skiing, and severe weather hiking. Constructed with durable, lightweight stretch-woven fabric that maintains shape and resists snags. The slim-straight fit balances freedom of motion with streamlined layering under outer shells. Includes integrated boot gaiters compatibility and hem adjustments for precise fit over boots. Built for serious adventurers who demand reliability in harsh environments — combining minimalist aesthetics with mission-critical functionality.