Designed for tough climbs in harsh alpine environments, the Alta XT delivers reliable defense from the the worst weather. Gore-Tex Pro ePe alongside a full alpine feature set provide exceptional performance when it matters most, making this the essential jacket for big alpine adventures. Features PIVOT 3 adjustable helmet compatible hood system front adjustment points, rear speed adjustment, and additional volume reduction. SEW-FREE fully bonded pocket and zip installs reduce weight, improve comfort, breathability and packability. A 25% reduction of seam tape improves Full Garment Breathability and durability, and reduces weight compared to previous Montane mountaineering shells. Harness compatible construction removes seams from high wear areas for improved durability and comfort. OFFSET seam intersections durability and comfort. Laminated peak, hems and cuff tabs reduces seams, weight and improves durability. Fully adjustable hood, hems and cuffs provide excellent storm proofing. YKK AQUAGUARD zips throughout with harness compatible hand warmer pockets. Specifications Weight 430g Membrane Gore-Tex Pro ePe 3-Layer28,000mm hydrostatic headRET < 13 Fit Mountain - Cut to accommodate additional layers Materials Shell Face: 70D nylon (recycled), Shell backer: 100% nylon (recycled)