★【Military Shielding Material】Copper nickel is a popular insulative metal due to its high electrical conductivity and effectiveness in signal reduction. Our faraday fabric made of 20% copper nickel. Shielding rating from 10KHz to 30Ghz, surface resistance 0.05Ohm/sq, shielding effectiveness: 80-90dB, operating temperature -4℃-- 85℃, thickness: 0.08mm, blocking 99% of wireless frequencies. ★【99.99% Protection】The faraday fabric, with its effective three-layer structure, acts as a safeguard against signals and emissions. It provides the capability to guard your home from unwanted signal, it reduces cell phone signal intrusion, and wireless meter interference. which can effectively blocking EMF, WIFI, Bluetooth, GPS and RFID. It prevents data leakage and theft effectively. ★【Superexcellent Diy Tools】This signal shielding fabric can be sewed into any shape and used in many places. Such as maternity clothes, radiation protection suits, radiation protection curtains, block, blocking bag, radiation phone case or laptop shield, mainframe chassis covers, and is widely used to make RFID anti-theft wallets, card bags, passport covers and so on. ★【Satisfactory Practicality on Various Occasions】As disruptive signals can come from inside or outside the home, more and more homes are using these faraday fabric to create enclosures against exposure to unwanted signals. This versatile fabric is perfect for crafting signal-shielded rooms, wall coverings, tower emf shields, communication base stations, and wireless transmitting devices. ★【Thoughtful Safety Gift】In a world where privacy and security concerns are on the rise, a thoughtful gift of EMF protection Faraday cloth for your loved ones is a thoughtful choice... Help them safeguard their personal information and bid farewell to potential hackers. And should you encounter any questions, our dedicated support team is always here to assist you. Your peace of mind is our priority.