Wisdompro Faraday Bag for Key Fob, 2 Pack WP4694 RFID Key Fob Protector RF Car Signal Blocking Faraday Cage Protector, Anti-Theft Pouch, Anti-Hacking Case Blocker - Black

Wisdompro Faraday Bag for Key Fob, 2 Pack WP4694 RFID Key Fob Protector RF Car Signal Blocking Faraday Cage Protector, Anti-Theft Pouch, Anti-Hacking Case Blocker - Black

• Specially designed and stitched to block RFID signals in the range of 10 MHz - 3 GHz; Extra layers of blocking material for extra security
• Two pockets: inner silver-lined pocket blocks signals, outer pocket can be used as a regular case - a classic and fashionable design
• Block Car-key FOB Signal: keep your car's security system from getting hacked. (NOTE: please put your key fob into the SILVER LINED POCKET and fold the flap down completely & tightly!)
• Size: 5.3" x 3.9" - Large enough to hold a car-key fob, a few metal keys, and credit cards, debit cards at the same time
• Convenient and portable: with a small metal ring, it's convenient and easy to attach. Daily usage or sharp objects may wear out or damage the fabric. Check the effectiveness after long time usage.