The Filson Mackinaw Wool Jac-Shirt combines the warmth of a jacket with the comfort and versatility of a shirt. Made from 100% virgin Mackinaw Wool, it naturally resists wind, rain, and cold while maintaining breathability in active conditions. Perfect for layering or wearing on its own, it’s a rugged essential built for life outdoors.
- Crafted from 100% virgin Mackinaw Wool for superior warmth and durability
- Naturally water- and wind-resistant for all-weather performance
- Button-front closure with adjustable cuffs for a classic fit
- Flannel-lined hand pockets and chest pockets for utility and comfort
- Breathable natural fibers regulate temperature during activity
- Reinforced seams ensure long-lasting wear
- Timeless Filson style made in the USA for dependable field performance

