For the safety of your car The RFID car cover 100% prevents communication between the vehicle and the key. Even if the key is in the bag next to the door handle, the car cannot be opened. Universal size Open size: 19.5 x 9 cm, the size of the bag is 14 x 9 cm. Suitable for BMW, Volkswagen, Mazda, Renault, Mini, Audi, Mercedes-Benz, Skoda, Opel, Ford, etc. Comfortable design There are two loops, one for attaching to jeans or a key ring, and the other for attaching to the keys inside. This makes inserting and removing keys much easier. simple and effective This key cover has good texture, simple structure, and no problem with ordinary car keys. Waterproof and no irritating odor. The key case is simple and practical, moderate in size, without modest personality, the Velcro is perfectly pasted, the key ring is perfectly connected to the car key, and the key can be easily replaced inside and outside the key case. Keep your car safe Maintenance Wipe with water or a small amount of