The Arc'teryx Alpha SL Jacket is designed for ladies who are trying to climb any time. Bad weather? No problem, the super lightweight and compact construction is paired with fully taped seams and waterproofing. Having unrestricted mobility is necessary when you're cruxing hard; that is why the Alpha SL is equipped with climb-friendly features such as a helmet compatible StormHood™, Hemlock™ harness blocker and articulation throughout. This jacket is also great as a packable emergency storm jacket for alpine or multi-pitch climbing because it takes up less than 1L of space and can be clipped to your harness for quick access. When the fun is done, the Arc'teryx Alpha SL Jacket can be worn to keep you comfortable on your journey back home.
40r GORE-TEX® fabric with PacLite® A lightweight nylon 2-layer fabric with a mini ripstop construction for increased tear strength and durability.
DWR Finish Durable Water Repellent helps repel water from fabric surfrace.
GORE-TEX® Waterproof Breathable Membrane Guaranteed to Keep You Dry®. The GORE-TEX® membrane is an extremely thin layer of expanded polytetrafluoroethylene (ePTFE). It has over 9 billion pores per square inch.
Trim Fit Trim Fit garments are designed specifically for motion. To have unrestricted mobility, the construction includes, elbow articulation and micro seam sealing which both reduce bulk as well. The garment has enough room for a base layer and midweight layer.
Gusseted Underarms There is an added piece of fabric in the underarm for comfort, mobility and durability of the garment.
Anatomical shaping for fit and comfort
Gender specific patterning
Articulated Patterning for Unrestricted Mobility
Chest pocket with WaterTight™ zip
Stormhood™ The Arc'teryx helmet compatible Stormhood™ is designed to provide protection in cold or wet weather. The laminated brim and hood adjusters secure tightly to deliver full coverage without restricting movement or visibility.
Harness HemLock™ Designed to keep your jacket from riding up when you are wearing a climbing harness. This harness is made from foam and can be removed when not in use.
Micro-Seam Allowance (1.6 mm) Reduces bulk and weight.
WaterTight™ Zippers WaterTight™ zippers are highly water resistant, but not waterproof.
Zipper garages to protect zipper closure from snow and rain
Micro corded zipper pulls
Taped seams for added weatherproofness.
Adjustable hem via drawcord
Laminated chin guard
Laminated die-cut Velcro® cuff adjusters reduce bulk, and won't catch or tear off
Drop back hem
Comes with a stuff-sack that can attach to your climbing harness.