IP68 Level Waterproof, Excellent Waterproof Performance-Fixed With Waterproof Rubber Ring And Fine Screw, With Deep Waterproof Function At 20M(65ft) In The Water. | IP68-rated for dust resistance, and a matte-finished, scratch- and drop-resistant surface-Tough, durable material keeps your AirTags safe. Full Cover raised of the shell can protect your Airtag locator from impacts, dust and scratches. | Necklace &Keychain Design-Anti-lost with Necklace & Keychain design,This product can be worn as a necklace for children.it is convenient to hang the Airtag to your bag,key ring,car keys,dog collar, backpacks, luggage,schoolbag and so on.Use this product to protect your valuables and family anytime, anywhere. | Safer And More Secure Installation With Screws-With 3 special screws to close the case, the airtag will never fall off from the case.The need a special screwdriver(included) to open, it is anti-theft. | Hidden airtag case: This product can be worn inside clothes as a necklace.The original intention of this product design is to protect the safety of children. In addition, it can also be used for pets, etc.In order to avoid irreversible consequences, please use this more hidden and safe airtag case