The metal AirTag case has perfect size compatible with Apple AirTags , it will not fall out during using. Anti lost with keychain design,it is convenient to hang the Air tag to your bag,keyring,car key,wallet,dog collar,cat collar,pet leash,backpacks,schoolbag,and other value things. It fully shows your high taste and elegance in the life. Gives your airtag case a different look anywhere and anytime. The Air Tag keychain is Luxury and elegant, unbeatable shine, super glitter in any light. It is a unique Gift for women,mom,girl,girlfriend,wife