Description : 2 Pack Faraday Box for Car Keys, Faraday Pouch Car Key Fob Protector RFID Signal Blocking Anti-Theft Pouch Car Fob Signal Blocker Safe Car Key Pouch The car key signal pack can effectively block the signal and prevent the vehicle from being stolen All signals can be shielded 100%. It looks more elegant and luxurious, upscale You can test it by yourself! The easiest way is you can put the key fob into the pouch and press the button, then you find no response from your car. Or your car screen shows keyless entry unconnected Multi-function universal key purse easy to hold various car key and room keys at the same time. Keep your belongings secure The smaller/front pocket is anti-radiation, best for storing ID cards, bank cards, etc, about 2-3 cards The larger/back pocket is for signal blocking, best for storing car key fobs |