Thank you for viewing! (^-^) ~Ryukyu Hotaru Glass~ This Ryukyu Hotaru Glass is carefully crafted by artisans, with silver foil embedded within. It's a glow-in-the-dark type, absorbing sunlight during the day and glowing in the dark☆ Bead size: Approximately 7mm Chain: Silver nickel-free processing 36 + 5cm ~Changes to the hardware are accepted~ Stainless steel chain: +300 yen We offer discounts for multiple purchases☆ This is a handmade item. We make every effort to create it carefully, but it does not compare to mass-produced items. We hope you will handle it with care. As it uses natural stones, there may be cracks or inclusions. We have several cats. Please refrain from purchasing if you are concerned. ・We are studying how to polish natural minerals such as Larimar. Our polishing skills are still developing, but we appreciate your understanding (*´ー｀*) We would appreciate it if you would read our profile☆彡