Made of waterproof silicone material, it provides stronger cushioning when bumped or dropped to fully protect your AirTag. This aviation tag holder comes with a metal keychain so you can easily hang your aviation tag anywhere. You can install Airtags on dog/cat pet collars, car key rings, bags, school bags, valuables, etc. Open hole design, very conducive to signal transmission and user-friendly installation. Just put your tag in a silicone sleeve. The exquisite design and precision manufacturing process make your Airtag look more elegant.