Dream Big Boys Vintage Sign. Made in the USA These Large Aviation Metal Signs are much larger than your normal aviation sign. They’re for those who have enough wall space that needs filled. Signs are hand-crafted in the U.S. and are weathered by hand for a vintage appearance. Suitable for indoor and outdoor use, they feature riveted holes for easy hanging. Manufactured from 24 gauge steel; measures 18 inches by 12 inches and weighs in at 2 lbs.