11010743 Filson Men's Lightweight Alaskan Guide Shirt Filson's iconic shirt is now available in a lightweight, breathable cotton that's been pre-washed for comfort and a unique vintage appearance. The pleated back provides mobility through the shoulders, so you can work, flex, and stretch in it. Adjustable cuffs and a hem long enough to tuck in keep you covered. The dual expandable chest pockets are built for tools, and the back hanging loop offers a way to display your hunting license easily. This one is built to last through years of wearing.