Description:Material: plasticColor: blackTotal length is approx. 5 cm/1.97 inchThis product is easy to install and easy to use.To assemble the product:1. Thread the sleeve on to the shock cord2. Push the shock cord inside the hook as far as it will go3. Pull the sleeve over the hook, thereby capturing the shock cord. When tension is applied to the assembly the hooks lock firmly into the cordPackage Includes:20 Pieces Shock Bungee Cord HooksNote: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.Thanks!