Silent Pocket Nylon Dry Bag Waterproof Military Faraday Cage Dry Bag/Sack/Backpack Black ripstop 100% WATERPROOF - Our planet is 2/3 covered by water and wireless devices are not cheap. Protect your electronics from water, spying, and hacking. FULL FARADAY CAGE - Our dry bag blocks ALL signals to and from your wireless device. Place your wireless device(s) inside, roll it up, and you're completely off the grid. MADE OF MILITARY GRADE TARPAULIN WITH RF WELDED SEAMS - Water cannot penetrate this material. The bag is not stitched, but rather, Radio Frequencies have completely sealed the seams together, making it truly 100% waterproof. BLOCKS ALL WIRELESS SIGNALS - Blocks cellular, Bluetooth, WiFi, GPS, key fob signals, RFID, and NFC. Nothing gets in and nothing gets out. 100% Money back guarantee! USAGE DIMENSIONS - 17 inches long by 9 inches wide. Weighs 9.6 ounces. Fits all modern smart phones and most tablets.