Feature:
- Protects chip technology "smart-cards" from hackers RFID readers in the range of 10 kHz-30 GHz.
- Inner layer blocks signals and prevent radiation, outer Oxford cloth only prevent radiation, cant block signals.
- ID card, bank card, such as IC magnetism card, putting into the bag can avoid magnetism lost and info leak.
- Block Cell Phone Signal - If you dont want to answer the phone, you can put the phone in the 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 privacy.
- Block Car-key Signal - Ensure your cars security system from getting hacked.
- Compatible Size: Fits Car-key, Smart Phones.
 
Specification:
- Colour: Black
- Size: 20*10cm
 
Package included:
1x Pouch Bag