NEONBLOND Bead with Hearts Medical Alert Red Diabetic Insulin Dependant TYPE 1 - Charm Fi Fit Pandora and all European Charm Bead Bracelets Hole size is approximately 4.8 to 5mm - Bead Size is 14mm x 9mm We have more then 60,000 different Beads and Charms Hole size is approximately 4.8 to 5mm - Bead Size is 14mm x 9mm Medical Alert Red Diabetic Insulin Dependant TYPE 1