The Men's R1 Air Zip Neck by Patagonia is a versatile and high-performance fleece designed for cold weather activities. Here's a detailed description of its features:

- Extremely light and packable, perfect for high-exertion activities in cold conditions
- Constructed with hollow core yarns and lofted zig-zag texture to trap air, move moisture, and provide exceptional warmth without weight
- Made from 100% recycled polyester with hollow-core construction for sustainability
- Clean, athletic design for easy layering
- Z-structure inside and out for quick moisture dissipation and fast drying
- Zip-neck design for easy venting
- Off-shoulder seams for comfort under pack straps
- Simple cuff and hem design with quick-drying binding for added wrist comfort
- Left-chest pocket for storing essentials
- HeiQ Fresh durable odor control for long-lasting freshness
- Fair Trade Certified sewn, ensuring fair labor practices

Stay warm, dry, and comfortable on your outdoor adventures with the Men's R1 Air Zip Neck.