The Deltas warm, efficient, made to move were created for climbing. Evolution and refinement have led to a versatile design ready for any mountain adventure. A great cold-weather midlayer or standalone in milder temperatures the stretchy Polartec Power Dry fleece’s voided grid construction delivers a high warmth to weight ratio and has a smooth face that layers easily under a shell. The ScubaHood fits under a helmet and integrates a panel that wears as a neck gaiter or balaclava.

Technical Features
- Great warmth-to-weight ratio
- Versatile
- Warm and comfortable

Construction
- Polartec Power Dry fleece has a voided grid interior for maximum warmth and a smooth outer surface for easy layering

Cuff & Sleeves Configuration
- Thumbholes help keep sleeves down and make layering easy

Hood Configuration
- Integrated neck gaiter that also doubles as a balaclava
- Low profile adjustable hood fits under a helmet

Logos & Label Configuration
- Arc''teryx Bird logo

Pocket Configuration
- Chest pocket with zip

Sustainability
- Contains materials that meet the bluesign criteria

Zippers & Fly Configuration
- Deep front zipper for easy on and off
- rapid ventilation

Materials
- Polartec Power Dry Midwarmth grid backed jersey 84% Polyester
- 16% Elastane bluesign Approved Material