[4 Pack] PU Leather Airtag Cases with Keychain Airtag - Anti-Lost and Anti-Scratch Protection for Apple 2021 AirTags on Keys, Bags, Luggage and Pet Collars Ideal Compatibility: The Keychain Airtag is made of high quality PU leather and is perfectly compatible with the Apple Airtag 2021. ( Noticed : AirTag not included ) Overall protection: The AirTag case made of anti-shock PU leather provides protection for the Airtag against scratches, drops and avoids loss, thus prolonging the service life of the AirTag. 'Airtag. The case fits the Airtag perfectly. Airtag Key Holder: This aluminum key holder is waterproof, anti-corrosion, robust and unbreakable. It's easy to securely clip the AirTag to keys, wallets, pet collars, backpacks or other valuables. Signal Stability: Thanks to its semi-enclosed design, Bluetooth connectivity, cell phone signals and AirTag sound are not interfered with. So don't worry about interference with your Apple Airtag signal. Easy to hang and unhook: This AirTag Case is very easy to wear and very easy to hang and unhook. (Includes 4 PU Leather Airtag Keychain)