The Extreme Jacket is built for cold, wet, and relentlessly demanding conditions. Trusted by professionals and mountain users for decades, it delivers uncompromising protection when weather and terrain leave no room for failure. The combination of a tough, windproof PERTEX® QUANTUM outer and high-loft pile lining creates a system that’s warm, breathable, and highly weather resistant; even when working hard in cold, damp environments. The directional fabric design moves moisture away from the body, keeping you warm and comfortable during prolonged use. Construction PERTEX® QUANTUM outer - A robust 40D recycled nylon, provides excellent wind and water resistance. POLARDRI® Mini-Rip elbow reinforcements. A tough nylon 6.6 rip-stop woven combined with a super thin waterproof, windproof polyurethane membrane with a 10,000 mm hydrostatic head Soft, warm and comfortable, DRYACTIV 3000 deep pile lining is a single sided sherpa fleece, providing exceptional warmth and moisture management Features Adjustable, removable hood with three point adjustment and stiffened peak Full length, reversed two way YKK NATULON® recycled front zip Insulated CF zip placket prevents heat loss Engineered tailoring with excellent arm lift and forward reach for unrestricted freedom of movement 2x harness compatible YKK NATULON® recycled zipped hand-warmer pockets YKK NATULON® recycled zipped external chest pocket Forearm D-ring Adjustable cuffs and hem for complete protection Built with a Mountain Fit with articulation fit for dynamic movements and high performance Materials Outer: 100% Nylon (recycled); Reinforcement: 100% Nylon; Lining: 100% Polyester (recycled) Important California Resident Info