【Signal Blocker Faraday Pouch】Our faraday bag consist of top quality shielding cloth, it can block all types of signals: WiFi, Bluetooth, RFID, GPS, cell phone, including 5G networks, Air Tag, car fob signals, SMS, NFC and radio signals. Effectively prevent device hacking, tracking and signals. With our EMP protection bag , you don't have to worry about revealing your privacy. 【EMP Proof】- Our faraday bag is made of high-quality silicone coated fiberglass and super shielding cloth, which makes it not only can withstand temperatures up to 2000°F without being burned by high temperatures; but also highly waterproof resistance, which allows our faraday pouch for key fob to withstand water jets in most conditions. So you can use our faraday bag for cell phone with confidence. 【Portable & Foldable Faraday Bags】-Faraday bag for phone is portable and lightweight,our faraday pouch for key fob uses a double roll design and Velcro closure to make it stronger and more durable，you don't have to worry about dropping your valuables. Whether it's for business, travel, or work, you can always carry a faraday emp bag with you to protect your personal information from being compromise.