Beta Jacket Men's The most versatile GORE-TEX shell from Arc'teryx. Uses a durable 80-denier face fabric and a lightweight, strong, PFC-free GORE-TEX ePE (expanded polyethylene) membrane. Achieves sustainable waterproof, windproof, and breathable performance while reducing carbon emissions. Features a C-KNIT backer for enhanced comfort. The low-profile StormHood adjusts quickly with a single pull, providing coverage without obstructing vision. Articulated construction enhances freedom of movement, and the built-in RECCO reflector improves searchability in emergencies. Newly updated, rugged and lightweight GORE-TEX. Updated with ePE material to reduce carbon emissions. The 80-denier face fabric increases durability without adding weight. GORE-TEX A waterproof, windproof, and breathable material that completely protects the body from the elements. Hiking & Trekking Durable and protective technical designs suitable for hiking and trekking in remote areas and under various conditions. Beta Versatile: High-performance design suitable for various activities and conditions. Size: L Weight: 375g Fit: Regular Activity: Hiking, Trekking Features: Waterproof, Water-repellent, Windproof, Thermal/Cold Protection, UL/Ultralight, GORE-TEX