Tips: Please check the size before buying .9mm earrings are more suitable for little girls or the women with very thin earlobes .They are made of stainless steel. The stones are glued by hand, please don't be too strict with them 。(BE0216 , BE0246 , BE0197 Because these three types are mixed with colored stones, sometimes the colors are asymmetrical. )If you have any questions after receiving the product, please feel free to contact us,Thank you.