Artwork file requirements: Files must be vector art files, one color, black, in .eps, .ai or PDF (save with preserve editing capabilities) extensions, sized 3 inches wide by 2 inches high. If the artwork does not comply with size, type or format specifications, Discover will not alter the file, but will request a proper file before proceeding. If you do not have the required file type, please select the “Text Only” file to type in your company name.