Meet the beefed up version of the long-time award winner and best seller built for windy, chilly, rugged adventures. The Winter Ferrosi Jacket still has your favorite stretch, durability, and weather resistance - now it's just packed with VerticalX™ insulation to keep you warm even when wet. Updated styling and a comfy brushed tricot lining make this jacket just as suited for cold weather cragging as it is for chilly winter commutes through town. A game changer when it comes to active insulation. -- Gear Patrol, Best Jacket for Ski Touring 2018 FABRIC : 86% nylon 14% spandex 90D stretch woven ripstop, 100% polyester brushed tricot lining, VerticalX™ 100% polyester 80 g/m2 insulation