Hello! Thank you for visiting my shop from among many others. Yonaguni Blue ☆ 10mm Luminous type that glows in the dark Two-linked heart charm ☆ Hawaiian ☆ Starfish silver charm Hotaru glass, which is inspired by the beautiful cobalt blue sea of Yonaguni Island, Okinawa Prefecture, with its high transparency. It's Yonaguni Blue ☆ When you shine the hotaru glass in the sunlight, it sparkles beautifully ☆ Each piece is carefully made, but due to being handmade, there may be some slight imperfections. We ask for your understanding before purchasing. Hooks and other parts use Surgical stainless steel, which is less likely to cause allergies. It will stay in beautiful condition without turning black ☆ Earrings can be changed for an additional 100 yen. Surgical stainless steel is used ☆