General description The Jalleria Signal Blocking Faraday Pouch Bag is a set of 2 RFID signal blocking pouches designed to protect your car keys from unauthorized access. Made from high-quality PU leather and featuring a double RF shielding fabric of military quality, these pouches ensure that your keys remain secure and your vehicle protected from potential theft. Technical specifications Dimensions: 12.5 × 8.5 cm Material: High-quality PU leather Inner layer: Double RF shielding fabric of military quality Compatibility and accessories Compatible with various car brands including BMW, Audi, Ford, Benz, Nissan, Kia, VW, Mazda, and Volvo Not suitable for Renault Installation Simply place your car key inside the pouch to activate the RFID protection Usage Carry the pouch in your pocket or attach it to a key ring using the practical hook on the back Protects your car keys from scratches and unauthorized access Other information If the shielding function is lost within a year, it will be