ULTRALIGHT VEST FilsonIcons Our Mackinaw Wool is a

Our Mackinaw Wool is a very tightly-woven twill that turns away chilly winds

The main fabric is our iconic Rugged Twill from England’s historic British Millerain

They’re ideal for husky builds and active use

as an overshirt on summer evenings

ULTRALIGHT VEST FilsonIcons Our Mackinaw Wool is aThe Filson Ultralight vest is a lightweight packable layer that provides warmth, wet or dry. It blocks the wind, adds warmth worn alone, and is low bulk for wearing under a rain jacket. The 1. 5 oz. Cordura nylon shell fabric has ripstop reinforcing for strength that belies its weight. A second layer over the shoulders adds durability and weather resistance. This ultralight fabric is descended from the material that was developed for parachutes during