This is an essential piece of any serious mountain kit. Inspired by climbers, then refined to handle virtually anything, the Delta Jacket’s a go-to when thermal efficiency, stretch and all-mountain versatility are required. The Polartec Power Dry fleece’s voided grid construction delivers a high warmth to weight ratio and provides outstanding freedom of movement. The simplicity of design extends its versatility wear it as a midlayer in cold conditions or a standalone in cooler temperatures.

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

Collar Configuration
- Mid-height collar layers easily

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

Logos & Label Configuration
- Arc'teryx Bird logo

Pocket Configuration
- Laminated chest pocket with laminated zip

Sustainability
- Contains materials that meet the bluesign criteria

Zippers & Fly Configuration
- Full front zip
- Corded zipper pulls

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