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Arc'teryx Sidewinder AR Jacket: Improved shaping and forward-lean articulation has increased the performance and comfort level in the Arc’teryx Sidewinder AR Jacket. With features such as the Arc’teryx Sidewinder™ front zippers, which reduce zipper stack and bulk, the Arc’teryx Stow Hood™, protecting you when a storm hits, and adjustable powder skirt, which keeps the powder with the powder and not down your back. All these convenience and comfort features have shaped the Arc’teryx Sidewinder AR Jacket into the iconic jacket it is today.
Built with 2 GORE-TEX® textile shells
380NR GORE-TEX® Pro Shell 3L / 480N GORE-TEX® Pro Shell 3L; both tough and durable waterproof/windproof/breathable fabrics. *CARE – Wash separately, Double Rinse, Remove immediately, Do not use fabric softener, Do not store wet.
DWR finish (Durable Water Repellent) helps bead water from fabric surface
Micro-seam allowance (1.6 mm) reduces bulk and weight
Tiny GORE® seam tape (13mm)
GORE-TEX® 3-layer construction provides top-notch waterproof and windproof protection with the maximum amount of breathability
Helmet compatible stow hood
Laminated chin guard
Interior RECCO ® Avalanche Rescue System Reflector: Keeps you on the map when you need it most
Powder skirt with grip elastic and snap closures
Laminated hem with adjustable drawcord
Laminated die-cut VELCRO® Brand Fastener cuff adjusters reduce bulk, and won’t catch and tear
Two internal laminated zippers
All external zippers feature WaterTight™ technology
Molded zipper garages
Laminated pit zippers allow for faster venting
Note: The Arc’teryx WaterTight™ zippers are highly water resistant, but not waterproof. We do not recommend keeping items in your pockets that may be damaged by moisture
One-hand adjustable drawcords, for custom fit on-the-go
Stealth hood adjusters
Generous cut for easy layering
Articulated layering for unrestricted mobility
WaterTight™ 3D contoured Sidewinder™ front zip: Instead of a metal zipper straight into your chin, this feature allows the zipper to rest comfortably across the side of your face.
| Breathability Rating (g) | Breathability Level | Activity Level |
| 0 - 10000 | Low to moderate breathability | Resort skiing & snowboarding / walking / low intensity activity |
| 11000 - 15000 | Moderate breathability | Resort skiing & snowboarding / hiking / moderate intensity activity |
| 16000 - 20000 | High breathability | Backcountry skiing & snowboarding / backpacking / moderate to high intensity activity |
| 21000+ | Very high breathability | Backcountry skiing & snowboarding / biking / high intensity activity |