The Arc’teryx Beta Insulated Jacket (Women’s) is a hybrid waterproof shell with integrated synthetic insulation designed for cold, wet mountain environments. Combining weather protection traditionally found in hard shells with the thermal performance of synthetic fill, this jacket is intended for winter hiking, backcountry travel, alpine approaches, and conditions where both warmth and waterproofing are needed in a single piece. The exterior uses a GORE-TEX® ePE 2-layer membrane to provide reliable waterproof, windproof, and breathable performance, while Coreloft™ synthetic insulation adds warmth that retains its insulating properties even when damp. This makes the jacket a practical choice for users who expect cold, snowy, or rainy conditions but want fewer layers to manage. The articulated cut and room for layering underneath help maintain mobility as well as comfort, and a helmet-compatible StormHood™ adds coverage when weather deteriorates. Compared with a non-insulated shell, the Beta Insulated Jacket gives added warmth without significantly increasing bulk, and its balanced design helps it adapt to a wide range of winter conditions. Details such as pit vents and secure pockets add to its functionality, making it suitable for longer outings where variable terrain and unpredictable weather are part of the experience.

Key Specifications