Arc'teryx's warmest Beta combines waterproof, breathable GORE-TEX protection and down insulation in a jacket built for a range of mountain and alpine activities in winter conditions.

2L 40D GORE-TEX provides durable waterproof, windproof, breathable protectionPFCec-free DWR (Durable Water Repellant) finish repels moistureLofty 850 fill European grey goose down delivers exceptional warmth for its weight and is RDS (Responsible Down Standard) certified Down Composite Mapping™ combines down with strategic use of Coreloft™ synthetic insulation in moisture-prone areas Insulated, adjustable helmet-compatible StormHood™ provides warmth and weather protection while maintaining peripheral visionPit zippers provide rapid ventilationInsulated hand pockets with brushed lining, two insulated chest pockets provide warmth and storageTwo-way front zipper is harness compatible and provides freedom of movementTwo internal dump pockets stow gloves and toqueRegular fit with articulated patterning provides mobility and freedom, allows room for layers