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The Arc'teryx Beta AR Jacket delivers maximum durability with GORE-TEX PRO Most Rugged Technology, a next-generation material that delivers uncompromising performance across demanding mountain environments. The helmet-compatible DropHood™ features an internal collar for added protection, while the embedded RECCO® reflector provides peace of mind during emergency situations, making this packable shell your ultimate high-stakes adventure companion.
N40d GORE-TEX PRO
DWR (Durable Water Repellent) Finish Repels Moisture
GORE-TEX PRO ePE – GORE-TEX ePE technology is the most innovative waterproof protection yet. Free of PFAS chemicals, the ePE membrane has a much lower environmental impact compared with membranes of the past. Even better: GORE-TEX ePE is half the thickness and thus lighter weight — which means Arc’teryx, and now you, can do more with less.
Longer Length for Additional Coverage
Regular Fit – Cut comfortably throughout the chest, waist, hip, and thigh. It allows freedom of movement, provides shape, and layers comfortably over or under layers.
Two High Volume Hand Pockets
Internal Chest Pocket with Laminated Zip
Pit Zippers
Laminated High-Stretch Hangar Loop
Micro-Seam Allowance to Reduce Bulk and Weight
Taped Seams
Die-Cut Velcro® Cuff Adjusters
N80d Most Rugged 3L GORE-TEX PRO Reinforcements in High Wear Areas
Laminated Brim
Cohaesive™ Hood Adjustments for Ease of Use with Mittens
Helmet-Compatible DropHood™
Laminated, Drop Back Hem
Chin Guard with Brushed Microsueded
Stand Up Collar
RS™ (Rain Shield) Pocket Zipper Sliders
WaterTight™ External Zippers
Corded Zipper Pulls
WaterTight™ Vislon Front Zip
GORE-TEX believes they have a responsibility to help find solutions that lead to a better tomorrow. The ePE (expanded polyethylene) membrane in new GORE‑TEX products is a key milestone in their responsible performance journey, providing high-performing, durable products that are engineered for long product life. The all-new GORE‑TEX ePE membrane is light and thin, yet strong, and it's PFC free with a reduced carbon footprint.
| 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 |
| Warmth | Description | Ideal Conditions |
| Uninsulated (Shell) | Outer shell with no insulation. Pair with base layers and mid layers to fine tune the level of warmth required. | Variable |
| Warm | Light insulation. Use additional base or mid layers to add warmth when temperatures drop. | 20° - 35° |
| Warmer | Moderate insulation. Suitable for cold conditions. | 10° - 25° |
| Warmest | Heavy insulation. Designed to keep you comfortable and protected on the coldest days. | Below 15° |
| Size | XS | S | M | L | XL | XXL | XXXL |
| Weight (g) | 461 |