Hoop Inner Diam: 10mm/12mm/14mm/16mm, colours: black/white/yellow316L stainless steel materials. Hypoallergenic, fadeless, free of Lead and NickelClassic style, polished finish, simple design, lightweight and comfortable to wearIf you have any questions about tiny hoop earrings, do not hesitate to get in touch with us, we will make every effort to solve your problem and render you a good service.