2026 Arctreyx Women's Aestas Hoody Solitude Small

Looks like a sweatshirt, works like a technical layer on big climbs and mountain hikes. The durable Polartec® fleece fabric is soft against your skin but tough against pilling and shedding. Plus it’s incredibly thermally efficient, meaning its warmth-to-weight ratio makes it easy to pack for days when you know you’ll want to layer up later.

Fleece’s construction creates a smooth face for improved durability and layers more comfortably

Polartec® Power Stretch® fleece with Hardface® Technology is warm, feels soft, and has a smooth, durable nylon face that resists abrasion and layers easily

Dynamically placed shoulder seams improve freedom of movement and are comfortable under pack straps

Relaxed fit for comfort and easy layering