Product descriptionSize: open size: 20 * 10cm closed size: length 15cm, width 10cmColor: yellow, blackMaterial: double-layer real cowhidePackage content: 1 *Key shielding bag1. Advanced car key protector: Protect your car! Our bag is made of high-quality genuine leather and two layers of inner RFID-shielding fabric nano-shielding material. Protect your car's security system from hacker attacks. It provides signal blocking function and luxurious and stylish accessories2. Signal Blocker: This Faraday bag provides a complete signal blocker for your vehicle's smart keys, ID cards and bank cards. Based on RFID technology, it has anti-theft function. This prevents thieves from stealing and forwarding signals from your keys and card information to prevent intrusion, keyless ignition theft, and your personal and financial data3. Easy to carry: The foldable flip cover can accommodate various sizes of keychains and small devices. The great size to easily place your car key or credit card. Easy to carry. Put your credit card and car key in this bag, and the signal will be completely isolated!4. Double pockets: The car key case is divided into an inner layer and an outer layer (two pockets). The front/rear pockets are small, anti-radiation, and are most suitable for storing ID cards, bank cards, etc.; the rear/rear pockets are large, used for signal shielding, and are ideal for storing car keychains.5. Smart for daily use: In the inner area, you can store the signals that you want to block, such as key mobile bank cards. There is also a strap with a trigger hook that can be easily connected to other door keys. The external pocket can be used to store other contactless cards or coins.