Czech Glass Button - Uranium Glass These adorable glass buttons are packed with vintage charm. The glass, which uses a trace amount of uranium as a colorant, is called Vaseline glass or uranium glass. It glows beautifully under a UV light. Czech glass has a charm that makes you want to collect many once you hold it in your hand, and we highly recommend it. Of course, they can be used as buttons, but we also hope you'll use them as various accessory parts, brooches, or for display. Approximately 1.8cm Condition: Due to their age, there are scratches and stains. Please purchase only if you understand the condition. Please note that the color may appear different in the photos than in reality. All items on sale are tagged with: #buttontobutton Buttons on sale are tagged with: #buttontobuttonボタン Uranium glass buttons on sale are tagged with: #buttontobuttonウランガラス For those who like the following, or are looking for materials: Czech beads Cute buttons Beautiful buttons Doll buttons Antique buttons Vintage buttons Brocante Czech goods French goods Earring materials Earring materials Mercerie French antiques Flea market Flea market