1、SIGNAL SHIELDING: The shielding bag can be anti radiation, anti demagnetization, anti spy, blocking calls, text messages, WiFi, 4G, 5G, Bluetooth, RFID, NFC between electronic devices. 2、SMART CARD PROTECTION: When you use a smart card piece, hackers can get close to you and thus get your card information to unlock your vehicle or bank card, shielding bag protects your privacy. 3、ANTI RADIATION: Shielding bag has a good anti radiation effect, put your ID card, bank card, IC magnetic card, etc. into the bag, you can avoid magnetic loss and information loss and leakage. 4、DOUBLE LAYER DESIGN: The bag has double layers with different designs, the inner layer is the blocking and shielding layer, and the outer layer is the normal storage layer, you can freely choose the function you need according to your needs. 5、LIGHTWEIGHT AND CARRYABLE: You can hold the shielding bag in your hand or put it in your handbag, very easy to store, whether at home, office, car, or while traveling. 6、DURABLE MATERIAL: Using synthetic leather material is used, it feels very smooth to touch, the inner isolation layer is well sealed, as long as the device meets the size of the bag, it can be blocked. Item Type: Signal Shielding Bag Material: Synthetic Leather Signal Isolation Type: Physical Blocking Internal Layers: Two Layers Inside and Outside Compatible Device: Length, width and height not more than 18 x 10 x 3CM / 7.1 x 3.9 x 1.2in digital devices 1 x Storage Bag