Marmot mens boreas ls shirt when youre trying to pack all of the things into one day theres no time to pack multiple outfits go from the casual lunch meeting to the trail to your dirtbag weekend van life in the boreas ls a packable woven button up built with a lightweight air permeable fabric that keeps you cool and dry this comfortably constructed shirt will keep you looking and feeling as cool as a cucumber chest pocket has a secure zipper to store your id and a couple of dollar y d