- High-Quality Material: Constructed from durable conductive Faraday fabric, featuring 20% copper/nickel and 80% polyester. Provides an impressive 80-90 dB average attenuation across frequencies from 10 kHz to 30 GHz, effectively blocking 99% of radio frequencies with a resistance of less than 0.05 Ohm/sq. - Superior Electromagnetic Shielding: The nickel-copper blend offers excellent protection against WiFi, cellular signals, and harmful radiation. This EMF shielding fabric is designed to block RF signals including cellular, GPS, and more, safeguarding you from the detrimental effects of electromagnetic fields. - Prevent Information Leaks: Ideal for use in wallets or bags, our Faraday bags shield your credit cards from data theft. Wrap your phone securely without gaps to effectively block signals such as WiFi, Bluetooth, GPS, and RFID. Features high friction resistance and good ductility for practical use. - Versatile Applications: Suitable for various high-frequency electromagnetic applications, including industrial RF environments, mobile communications, signal transmission stations, and medical instruments. This fabric can be used in Faraday curtains, tents, routers, microwave ovens, and many other electronic devices and household appliances. - Key Benefits: Protects your personal information from unauthorized access, reduces exposure to harmful EMF, and enhances the security of your electronic devices. This product stands out for its combination of high performance, versatility, and reliability, making it an essential addition to your tech accessories.