Arc'teryx Alpha SL Jacket Black Windbreaker

The Arc'teryx Alpha SL Jacket is a high-performance, ultra-lightweight shell designed for alpine climbing and fast-and-light missions. Featuring GORE-TEX® Pro fabric with 3-layer construction, it delivers exceptional waterproofing, wind resistance, and breathability while maintaining minimal weight (approx. 290g). The minimalist design includes a helmet-compatible hood with adjustable drawcords, laminated VISLON® zipper with storm flap, and articulated patterning for unrestricted mobility. Reinforced shoulders and high-wear zones ensure durability during technical ascents. Pit zips allow rapid ventilation, and the streamlined cut reduces bulk under harnesses or packs. Ideal for mountaineering, trail running in variable weather, or urban commuting in rain/sleet. The matte black finish with subtle white Arc'teryx bird logo on left chest enhances its stealthy, functional aesthetic. Built for serious outdoor enthusiasts who prioritize reliability, packability, and performance over bulk—this jacket compresses into its own pocket for easy stowage. Perfect for spring/fall shoulder seasons and light winter use in dry-cold conditions.