Package include: 50pcs plated earring hooks, 50pcs plated earring hooks, 50pcs open jump rings, 50pcs open jump rings and 100pcs earring safety backs, 300pcs ,[Material]: The earring hook and the open jump ring are made of pure copper, and the surface is plated with silver or copper, which is not easy to fade and will not cause ear allergies. The rubber earring safety back can help you fix the earrings well. [Design]: Simple and exquisite fish hook design with spring loops and balls, the ear hook can hang other decorations, you can extend or shorten the length of the earrings by adding or subtracting open jump rings, creating a variety of earrings suitable for everyday wear, weddings and parties that will instantly attract attention.