Hello! Thank you for visiting my shop from among many others. Kabira Blue ☆ 10mm Luminous type that glows in the dark Flower charm ☆ When you shine the firefly glass in the sunlight, it sparkles and shines beautifully ☆ A scenic spot in the northwestern part of Ishigaki Island, Okinawa Prefecture Kabira Bay, also selected as one of Japan's Top 100 Scenic Spots Firefly glass that evokes the beautiful emerald green sea surface. It's Kabira Blue ☆ Each piece is carefully made, but as it is handmade, there may be some slight imperfections. We ask for your understanding when purchasing. Hooks and other parts are made of Surgical stainless steel, which is unlikely to cause allergies. It will remain in a beautiful condition without turning black ☆ Earrings can be changed for an additional 100 yen. They are also surgical stainless steel ☆