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Defy winter's worst in the Arc'teryx Macai Shell Jacket. This technical masterpiece combines bombproof GORE-TEX ePE protection with thoughtful details like the helmet-compatible DropHood™ and integrated collar that shield you from howling summit winds, while the clean, articulated design moves with you through every carved turn and powder stash.
N80p-X 3L GORE-TEX – 100% Nylon
DWR (Durable Water Repellent) Finish Repels Moisture
GORE-TEX ePE – 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-performance, 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.
Flannel Backer
Regular Fit – Arc'teryx classic fit is cut comfortably throughout the chest, waist, hip, and thigh. It allows freedom of movement, provides shape, and layers comfortably over or under our layers.
Two Chest Pockets with Zippers
Two Hand Pockets with Zippers
Two Internal Dump Pockets
Zippered Sleeve Pocket for RFID Pass
Zippered Internal Pocket
Pit Zippers
RECCO® Reflector – Aids search and rescue in emergency situations.
Integrated Powder Skirt
Removable Helmet-Compatible DropHood™ – Provides full coverage and has an integrated collar for added protection.
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° |