Hello! Thank you for visiting my shop from among many others. Flower Turquoise Charm☆ 6mm☆Pearl Beads 3mm☆Beads Each item is carefully handmade, but due to the nature of handmade products, there may be slight imperfections. We kindly 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. They are also surgical stainless steel☆