Brand: GoDark Bags. MPN: FCB01. Prevents Cell Phone Tracking: Keeps your location private   Blocks GPS Signals   Shields Against EMF (4G, 5G, Wi-Fi, Bluetooth)   Protects Digital Devices from EMP Threats   Faraday Pocket Dimensions: 7.5 x 5 inches (19.1 x 12.5 cm)   External Dimensions: 11 x 7.5 x 1.8 inches (28 x 19 x 4.5 cm)