Every single item is unique and there are no two pairs exactly the same. So it's an ideal gift,Perfect for a gift to a friend,mother or loved one. Gold and silver plated hooks are made with stainless steel and have a thin coating of gold/silver over the top. These earrings are allergy-free (HYPOALLERGENIC), they don’t stain or turn green. Used jewelry resin of high quality and transparency,Non-toxic after curing.