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When mountain weather turns from playful to punishing, the Arc'teryx Beta SL Jacket becomes your ultimate guardian. Featuring an innovative GORE-TEX ePE membrane that's light, strong, and PFC-free, this jacket packs serious protection into a remarkably compact design—complete with a helmet-compatible StormHood, ventilating pit zippers, and a RECCO reflector for those just-in-case moments. Lightweight, versatile, and engineered with Arc'teryx's legendary precision, this jacket turns harsh conditions into mere background noise.
3L 40Dx70D GORE-TEX ePE with C-KNIT™ Backer Technology - Plain Weave Recycled Nylon (Jet Dyed) – A new durable, lightweight GORE-TEX ePE fabric that offers a reduced carbon footprint and has an 40D face fabric for enhanced durability without added weight.
FC0 DWR (PFC-Free)
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.
Fitted Fit – A trimmer fit that's patterned to stay close to the body through the chest, waist, hip, and thigh. Its low profile eliminates bulk, moves with the body, and fits comfortably over first layers of under outer layers.
Articulated Patterning for Unrestricted Mobility
Internal Chest Pocket
Two Hand Pockets with Zippers
WaterTight™ Pit Zippers – These permit rapid ventilation when you start to heat up.
Full Front Zip
RECCO® Reflector – Aids search and rescue in emergency situations.
Adjustable Cuff with Velcro® Closure
Helmet Compatible StormHood™ – Designed for full weather protection. The StormHood™ can be cinched with one-handed drawcords, allowing it to rotate with the head without obscuring vision when turning from side to side. Front zipper height varies according to the intended use; protects chin and neck from wind, snow, and rain.
Made with PFAS Chemicals
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 |
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° |