Hello! Thank you for visiting my shop from among many others. Firefly glass ☆ 8mm ☆ Blue Luminous type that glows in the dark Heart American Vintage 6mm ♡ Beads The firefly glass sparkles beautifully when exposed to sunlight. Each item is carefully handmade, but there may be some slight imperfections due to the handmade nature. We ask for your understanding before purchasing. Hooks and other parts use Surgical stainless steel, which is less likely to cause allergies. It will remain in a beautiful condition without blackening ☆ Earrings can be changed for an additional 100 yen. Surgical stainless steel ☆