Package Includes: 20pcs gold plated earring studs enough for your daily wearing. 0.47 inch/12mm in diameter pin: 0.5mmExcellent Packaging: These earring findings are sealed with a plastic bag and a plastic container to avoid missing also can provide more convenient organizationGood Quality: Made from brass plated with 18K gold; Compared to normal earrings it's much more shinny textured safe to wearEasy to Use: Earring studs with hoop easy and convenient to wear and design can match with different occassions or dressingWide Application: Its a great gift for your girlfriend mother sister. Besides the hole allows you to make some design such as add a chain or a pendant just like those in department store but more meaningful