Mobile phone security
It can isolate your cell phone from the network stopping the phone from connecting to the mobile network; this will disconnect tracking and triangulation for finding the whereabouts of the phone.
It is not possible to receive calls or track this phone once the phone is in the correct compartment of the phone bad. The phone bag has two compartments one side allows a phone or remote keyless to work normally and protects the contents against damage.
The other inner side of the bag disconnects the phone from the network so the phone becomes unusable and cannot be tracked. Also stops your cars keyless fob from transmitting.