Butterfly, black and yellow and orange like a monarch butterfly and the letter B in a soft rounded font. The latter has some deep curves to minimize cut and lead lines, but if you have a "hole" bit on your grinder, or a saw, it will be less of a problem. Pattern is letter size color page and letter size black and white vector diagram which can be enlarged by many programs. COlor page is digital printable for decals and faux stained glass printing.