Features: Quantity: package comes with 50 pcs lobster clasps, 50 pcs key ring with chain. The bulk key rings kit includes all you need for purse hardware and key chain making supplies. Sturdy material: all these key chain rings are made of hard metal that are strong and durable for long time use. Nickel plating makes the swivel hook and key ring anti-rust for outside use. Convenient to use: the split rings designed with extender chain, you can easily attach pendants and charms with the keychain clip to make your key chain, purse and other craft projects. Common size the swivel hook are approx.3.2cm/1.25in. Common size so you can use for most daily using purpose. Multi-purpose: these key chain rings bulk are perfect size and fit for keys, keychains, lanyards, purse making supplies and other craft projects. Package Includes: 50 x Keyrings 50 x Lobster Clasps Specifications: Material: Alloy Keyrings:Approx.2.54cm/1in Chain:Approx.2.54cm/1in Lobster Clasps:Approx.3.2cm/1.25inch 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.