Size: Width: 20mm Length: 105mm (including hardware) The double ring clasp can be removed with the hook, so you can remove it if you don't need it, or add more by purchasing additional ones. The hook is stiff. It is not suitable for frequent removal. Conversely, once attached, if you don't plan to remove it, you don't have to worry about the hook coming off on its own, so you can rest assured. This is a sample product. Limited quantity. #keychain #keycase #fashion Click here for different colors and designs! ↓↓↓ #Yuuka_BeltLoopKeyholder Click here for other sale items! ↓↓↓ #Yuuka_Sale