Value Pack: You will receive 30 pieces of 3 different sizes of open jump rings, 10 pieces of each size. Sufficient quantity to meet almost all your DIY keychain earrings necklace jewelry making and repair needs. Premium Material: The oval open jump ring connectors are made of quality 925 sterling silver material, light in weight, with smooth surface, not easy to fade and rust, which are durable, not easy to break and deform, and can be used for a long time. 3 Sizes: Available in 3 different sizes, Size 1: about 0.2x0.16x0.02 inches (5x4x0.5mm), inner diameter: 0.1x0.16 inches (2.5x4mm); Size 2: 0.31x0.24x0.04 inches (8x6x1mm), inner diameter: 0.18x0.24 inches (4.5x6mm); Size 3: 0.24x0.2x0.04 inch (6x5x1mm), ID: 0.12x0.18 inch (3x4.5mm). Easy to Use: Our oval jump rings are not fully welded up and are ideal for jewelry making. You can easily open and return them to their original state, and they will be an accent to your jewelry. Wide Applications: These open jump rings are suitable for various DIY jewelry making and craft projects, such as making earrings, bracelets, necklaces, anklets, key chains, bag lanyards and sweater chains. These would be great gifts for your friends and family for birthdays, graduations, anniversaries, etc.