Faraday Bag, Wisdompro RFID Signal Blocking Bag Shielding Cage Pouch Wallet Case for Cell Phone Privacy Protection and Car Key FOB, Anti-Tracking, Anti-Spying Case Blocker - Purple

Protects chip technology "smart-cards" from hackers RFID readers in the range of 10 MHz - 3 GHzBlock Cell Phone Signal - If you dont want to answer the phone, you can put the phone in the silver layer pocket of the bag and close it, then the phone will be disconnected; this bag can also block Cell Phone GPS Signal to prevent tracking, protect your privacyBlock Car-key FOB Signal - Keep your cars security system from getting hackedOuter Oxford cloth purple layer can be used as a normal case for cash and manual keysN<