Unlike the radio waves used to scan for credit cards and other data, Apple AirTags use Bluetooth and Ultra-Wideband (UWB) technology. Neither technology can be shielded by RFID-blocking material ...
They're also inexpensive, like the Semorid Slim Aluminum Card Holder with RFID-blocking technology, which retails for under $20. In fact, if you're traveling and looking to pick up an anti-theft ...