High Quality of Construction and Design----High-performance PC case, smooth and durable surface. Thickened edge line design for a tight fit. Once secured together, the tag will not come off. Internal honeycomb coating for a non-slip fit, so the AirTag won't wobble inside. Keeps the AirTag secure while improving its utility and aesthetics. IPX8 Waterproof Holder----The airtag holder has been tested to be waterproof to a depth of 6 metres (20 feet) and can withstand falls from a height. with 360-degree full body coverage for shock protection. The waterproof feature protects your AirTag from rain, snow, and other wet situations, as well as accidental splashes. Robust Connecting Ring---Each case comes with a sturdy Metal Wire Cable ring so they are easy to mount (hang) as needed. The Airtag Holder does more than just keep your AirTag safe; it also improves your tracking experience. Keys, bags, dog collars, and other items can all benefit from the AirTag's keychain design. You can rest easy knowing that your AirTag won't come off by accident thanks to the tight clasp, and that your items will always be within easy reach. 6 Multiple Cute Color Options---The holders are available in a Multi-colour of hues so that you may find one that complements your aesthetic or as a useful identification method. Sound and Signal Pass Through---The waterproof holder holds the air tag completely in place so the tag doesn't get scratched from bumps, and even though the tag is completely surrounded you can still hear the tag through the holder and the sound won't be muffled. No effect on the signal.