Cartilage Earrings Studs: Made Of 925 Sterling Silver, in line with international sterling silver standards.Nickel-Free And Lead-Free. Minimalist Stud Earrings: About 18 Gauge/ 0.9mm, Bar Length: 4mm. Can Be Use As Cartilage Stud Earrings ,Second Third Hole Piercing Earrings, Conch, Daith, Rook, Helix Piercing Jewellery. Cute Barbell Earrings: 4mm Double Ball, Highly Polished Surface, Simple And Cute, Goes Well With Other Earrings, Can Match Most Occasions And Outfits. Sleeper Earrings: Internally Threaded Screw Ball Back will not Catch Hair, Comfortable to Wear. Will Not Poke You When Sleeping. Perfect For Everyday Wear For Both Men And Women. Perfect gifts: Get ready to give gifts for yourself, your mother, wife, your girlfriend and your favorite friends on Valentine's Day, Anniversary, Birthday, Mother's Day, Thanksgiving, holidays, holidays, parties.