A military surplus-inspired fabric lightens up this classic heavyweight jacket, a favorite of outdoorsmen for generations.

And what better way to do so than with a comfy, flowy, tissue-paper-thin shirt that you hardly even notice is there? The 1.6-ounce nylon that Filson uses for its Alagnak shirt feels like spinnaker ...

and featured a lining made from Filson’s Alaskan Guide shirt line. The fresh take on the collaborative jacket follows a blueprint similar to the first edition but with a slightly more modern color ...

and featured a lining made from Filson’s Alaskan Guide shirt line. The fresh take on the collaborative jacket follows a blueprint similar to the first edition but with a slightly more modern ...