The Arc&&';;teryx Sentinel Insulated Pants keep you warm, dry, and moving freely on stormy mountain days. Built with PFAS-free GORE-TEX ePE for waterproof, breathable protection, these pants feature PrimaLoftA(R) Gold insulation to deliver lightweight warmth without restricting movement. Reinforced Keprotec(TM) insteps resist cuts from ski edges and crampons, while stretch softshell PowderCuffs(TM) seal out snow and fit easily over different boot styles. Designed for big mountain skiing and snowboarding, they balance weather protection, durability, and comfort to keep you charging when others head inside. Features: PrimaLoftA(R) Gold Insulation: Lightweight warmth even in damp conditions. GORE-TEX ePE Protection: Waterproof, windproof, and breathable with PFAS-free sustainability. Keprotec(TM) Instep Guards: Durable reinforcement against ski edges and crampons. Stretch PowderCuffs(TM): Seal out snow while accommodating a variety of boots. Articulated Design: Promotes natural range of motion on the mountain.