Button-cut beads: Approximately 6 x 4mm Tonbo-dama (glass beads) [Blue]: Approximately 10mm * Can be used as a strap, or attached to zippers on bags and pouches, or as a charm. * The Tonbo-dama is a glow-in-the-dark type that stores light and glows in the dark. * Tonbo-dama and Hotaru-glass are made by artisans who melt colored glass one by one onto an iron core, roll it, and layer silver foil onto the molten glass like syrup, using a special technique to express beautiful colors. * Because each piece is handmade by artisans, there may be slight differences in size and color. * Please read the profile for notes on purchasing. #Charm #Strap #Keyholder #BagCharm #ZipperCharm #MaskCharm #Beads #Tonbodama #Hotaruglass