Alpha Series: Climbing and alpinism focused pieces: harness compatible length and waistline chest pockets accessible while wearing a pack or harness maximum articulation for overhead motions helmet compatible hoods drop hem highest possible durability to weight ratio emphasis on lightweight materials. Ice climbers and alpine climbers move quickly, generate a lot of heat yet require waterproof protection from spindrift, water, and falling snow. Streamlined for light weight and energy efficiency, the Alpha Comp Hoody has a trim fit to maximize fabric technologies and provide clear lines of vision, with e3D ergonomic, 3 dimensional patterning to accommodate free movement of layers. Composite construction combines two very different materials in a manner that maximizes the benefits of each. In the Alpha Comp Hoody we use Fortius 1.0 stretch woven fabric to regulate heat and provide stretch through core and under the arms. N40p 3L laminated GORER Product Technology provides durable weather protection across the hood, shoulders, forearms and hem. A helmet compatible StormHoodTM fits securely and adjusts rapidly with one hand movement. Zippered chest pocket and hand pockets are secure, accessible while wearing a harness or backpack and easy to operate while wearing gloves. The refined two piece HemlockTM inserts prevent jacket slippage, are compact and fold easily for storage. Features: Weather resistant Breathable Durable Versatile ideal for multi climate usage Taped seams for added weatherproofness DWR finish Durable Water Repellent helps repel water from fabric surface Micro seam allowance 1.6 mm reduces bulk and weight Composite Construction for backcountry performance e3D Ergonomic 3 Dimensional patterning for enhanced comfort and mobility Gusseted underarms Laminated brim Adjustable hood drawcords Helmet compatible StormHoodTM WaterTightTM external zippers Zipper garages to protect zipper closure from snow and rain Micro corded zipper pulls WaterTightTM Vislon front zip with chin guard Laminated die cut VelcroR cuff adjusters reduce bulk, and won't catch or tear off Drop back hem Adjustable hem drawcord Laminated hem Two piece harness HemlockTM inserts fold betted and keep jacket in position under harness Chest pocket with hidden zip Two hand pockets with WaterTightTM zippers Note: Our WaterTightTM zippers are highly water resistant, but not waterproof. We do not recommend keeping items in your pockets that may be damaged by moisture Trim fit, with e3D patterning, Hip Length Weight: 355 g 12.5 oz Activity: Ice Climbing Alpine Climbing Materials: N40p 3L laminated GoreR Fabric Technology Fortius 1.0TM 84% nylon, 16% elastane, 160 gm . Lightweight, durable, non insulated, stretchy nylonspandex blend textile.