Apex' Aerobic Fabric Our lightest, stretchiest and most breathable Apex' soft shell fabric. Ideal for high-output aerobic activities in cold, dry climates. CFM 20+. Features Ultralight stretch shirt ideal as a secondary or soft shell layer Standard fit Apex Aerobic fabric wind permeability rated at 10 CFM Half-length center front zipper Left Napoleon pocket Elastic cuffs Lower hip stash pocket QCActive.com is your online source for Mountain Hardwear, North Face Jackets, North Face Outlet, North Face Fleece, North Face Denali, North Face Clothing, North Face Coats, North Face Outer Wear, Mens North Face Jackets, and Mens Outerwear. The North Face Apex Zip Shirt Jacket - Men's Apex Aerobic Fabric Our lightest stretchiest and most breathable Apex soft shell fabric Ideal for high output aerobic activities in cold dry climates CFM 20 Features Ultralight stretch shirt ideal as a secondary or soft shell layer Standard fit Apex Aerobic fabric wind permeability rated at 10 CFM Half length center front zipper Left Napoleon pocket Elastic cuffs Lower hip stash pocket Mountain Hardwear, North Face Jackets, North Face Outlet, North Face Fleece, North Face Denali, North Face Clothing, North Face Coats, North Face Outer Wear, Mens North Face Jackets, Mens Outerwear