ITEM NAME:Pregnant Sleep RF Car Key Phone Anti-radiation Signal Shielding Card Covers For Description: High quality and perfect design, can be used as a wallet at the same time,Anti-radiation, anti-degaussing, anti-signal. Be sure to put the phone in back pocket, not the front pocket , then close the bag, and the signal will be blocked,Prevent people from being tracked with this bag, protect your privacy. If you don't want to answer the phone, you can put the phone in the bag,then the phone will tell "Calls can not be connected." ID card,bank cards such as IC magnetism card into the bag, it can aviod magnetism lost and information leak. Cell Phone Anti-tracking Anti-GPS Rfid Signal Blocker Pouch Case Bag Handset Function Bag. Specification: Material: Fabric Size: 12.5 x 8cm Package Includes: 1 Piece Cell Phone Anti-tracking Pouch Bag SKU: ALU0034090368006893.ID card,bank cards such as IC magnetism card into the bag, it can aviod magnetism lost and information leak. People always bought together with.