The windproof WindStopper Tech Jacket from Mountain Hardwear has the features you need to perform at your peak in the alpine realm, including extra-long pit zips, reinforced shoulders and articulated elbows.Features: The Gore WindStopper construction features a windproof membrane laminated between a non-pilling micro fleece outer layer and a polyester mesh lining for windproof protection that's highly breathable. A one-hand hem drawcord and Polartec Power Stretch fleece cuffs help seal in warmth and seal out the elements. The extra long pit zips and a full-zip front with draft flap vent voraciously when the going gets tough. It has articulated elbows that allow unrestricted elbow movement. The Polyester Taslan reinforced shoulders and forearms stand up to backpack shoulder straps and ice climbing abuse. A high-cut collar for added wind protection and warmth. A zippered chest pocket and 2 slant, zippered handwarmer pockets offer plenty of storage. Specifications: Weight: 1 lb 5 oz. Shell: Polyester microfleece. Lining: Polyester tricot knit. Laminate: Gore Windstopper. Specifications based on size medium.