Antique 925 Sterling Silver Number 1 Mom Heart Dangle For European Charm Bracelets Fits Pandora, Troll, Chamilia, Biagi and other European style 3mm snake bracelets Slide on (non-threaded) Bead Size: approximately 23mm high x 9mm wide Hole size: approximately 4.6mm Materials: 925 Sterling Silver (stamped) with Antique Finish