The locater cover bumper compatible with your delicate locater. The locater key ring is made of high quality thick Silicone,which could provide a stronger buffer when bumps or drops to fully protect your locaters.The exposed hole design is very conducive to signal transmission and humanized installation.This locater case comes with a fashionable metal Keyring and a fast-release carabiner hook, so that you can easily hang the locaters everywhere, you can attach locater collar holder to a dog /cat pet collar, your car keyring, your bag, Child’s schoolbag, the valuables, and more.You can Siliconet the tacker in this case safely and hang it on your pet collars that can makes your pet never be missing.