brand new and high quality Made of high quality stainless steel material. Hypoallergenic. Classic high polished surface. for Ideal for sensitive ears. Various daily choice. Show a changeful wearing everyday, suit for both men and women. These ear plugs are very easy to use. just unscrew the back piece, push the thin center bar through your pierced ear and screw the back piece into place. Can be use as stud earrings, cartilage earrings, helix earrings, tragus earrings or other body piercings.