<br><b>Product descriptions: </b> <br><br>Fit for your keyrings, DIY project, etc <br><br><b>Size</b> <br><br>Lanyard snap hook: 1.3 inch / 3.3 cm in length <br>o ring: 0.3 inch/0.8 cm in inner diameter <br>Key ring size:1 inch / 2.5 cm in diameter <br><br><b>Package includes: </b> <br><br>30 x lobster claw clasp <br>30 x keychain ring <br><br><b>Customer Service:</b> <br>If you have any problem for our product, you can click the “seller contact” button in your Amazon account to email us. we are happly to help you and reply as soon as we can