Description: - Durable Material: Made of ultra strong with silver-toned metal,it is firm.Color:silver. Type Design: Polished round .Great workmanship with the ,smooth surface and edge,will not scratch your hands and stuffs. - Size: Diameter 1 inch / 25mm, the chain is approx,1.1” in length, and the open jump is 0.3” in diameter. - CONVENIENT TO USE : Each one comes with a separate jump , you don't have to put extra effort to open before connect something on it, Convenient for you to attach charms on to it,easy to install to make your DIY project simple. - Screw eyes pins are used for attaching beads, clay, resin to create your unique charms. - Great key chain parts for DIY jewelry / craft making.Specification: - Material: Metal - Color: SilverPackage Includes:50 Pieces Keyring with Vhain 50 Pieces Jump Rings 50 Pieces Screw Eye PinsNote:Please allow slightly difference due to manua l measurement.Color may be slightly different since different monitor. Thanks!Diverse products; High quality; Best price; good customer Service; Fast transaction. We will give you a pleasant and satisfying shopping experience!