Seller: barbweeks (14,051) 100%, Location: Saint Louis, Missouri, Ships to: Worldwide, Item: 362502444819 Old black glass butterfly button, measuring 7/8" across in good condition. Four way metal box shank, which is a little smushed but you can still get a wire through it. NOTE: pics GREATLY enlarged and lightened for detail. Thanks for looking - and be sure to see my other auctions for more interesting old items! Condition: Very good.