Description: Sturdy, lightweight and durable, won't rust easily, never fade, made of high grade iron. Split design Key chain Rings jewelry Clasps,Hooks and connectors. The metal key ring keep securely closed, providing strong fastening and no need to worry about your keys falling apart. Perfect for connecting clasps, lobster clasps, charms, links and other ornaments,useful jewelry making jump rings. Great finding for crafts, Key and bag accessories DIY Jewelry Findings. Specification: Material: Iron Color: silver Diameter approx.20mm/0.8inch wire diameter approx.0.7mm/0.027inch Package Includes: 100 Pieces Iron Split jump Rings(2 Pack) Note: Please allow a little size error due to manual measurement. Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the item's color may be slightly different from the pictures. Please understand.