Features: Perfect earring kit including all you need for earrings making. Assorted Colors: These jewelry findings are available in 4 different colors(silver, gold, bronze and rose gold), the assortment of colors made it easy to match up with different kinds of earrings charms. Practical Jewelry Making Tools: Chain nose pliers and jump rings opener in this jewelry kit help you open and close jump rings easily, and the jump ring is great to connect the earring hooks and your charms. Then the different styles earring backs work great to secure your earrings. Good Material and Sizes: The earring findings in this jewelry making kit are made of nickel-free & lead-free metal alloy that are durable and safe for use. Multiple Uses:The earring making tools including earring posts,earring hooks,eye pins and open jump rings,ideal for DIY your own unique earrings,also can use for earring repairing. Package Includes: 1 Set Earring Making Kit Specifications: Material: Alloy Ring: Approx.4-10mm/1.57-3.93inch note: Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.