Hello! Thank you for visiting my shop from among many others. Taketomi Blue ☆ 10mm Glow-in-the-dark, phosphorescent type Heart Silver Charm ☆ When you shine the firefly glass in the sunlight, it sparkles and shines very beautifully ☆ Taketomi Island, about 6km away from Ishigaki Island. Firefly glass with the motif of the pure white sandy beach and beautiful sea. It's Taketomi Blue ☆ Each piece is carefully made, but due to being handmade, there may be some slight imperfections. We ask for your understanding when purchasing. Hooks and other parts use Surgical stainless steel, which is unlikely to cause allergies. It will remain in a beautiful condition without blackening ☆ Earrings can be changed for an additional 100 yen. They are also surgical stainless steel ☆