DESCRIPTION The ultimate companion for your laptop in any environment, this bag features patented signal-blocking Faraday technology, providing a dual-layer defense that effectively shields your device from water damage and instantly blocks wireless communication and unseen threats. Instantly Block: Cellular, WiFi, Bluetooth, GPS, RFID, NFC, Satellite, Navigation, EMP, Solar Flare, Key Fob and EMF Radiation KEY FEATURES Main compartment is an embedded patented Silent Pocket® Faraday Cage Easy to use roll down and clip closure (seal, roll three times and secure) Detachable and adjustable shoulder strap for carrying YKK® water resistant zippered pockets (Non-signal blocking) Waterproof RF welded construction Submersible for up to 30 minutes up to 10 feet External MOLLE loop for attaching water bottle, flashlight, etc Great for: Travel, everyday use, commuting SPECIFICATIONS Materials & Trims Exterior: 420D Waterproof Nylon Lining: Multishield ® Faraday Shielding Material Hardware: Duraflex® UTX buckles Dimensions External: 15 x 11.1 x 1.8 in (38 x 28 x 4.5 cm) Internal Use: 14.7 x 11.1 x 1.8 in (36 x 28 x 4.5 cm) Volume: 6 liters Strap Length: 55 in (139.7 cm) Weight: 1.23 lbs (.56 kgs) FARADAY TECHNOLOGY The main compartment of this bag is a Faraday cage and is rated to the following specifications: Silent Pocket® Faraday Technology Instantly Blocks: Silent Pocket® with Multishield® (Faraday Shielding Material) is MIL-STD-188-125-2 compliant, and exceeds IEEE 299-2006 (1 - 40GHz) standards. (100,000:1 reduction, see testing page here ) Blocks 100 dB+ Cellular, WiFi, Bluetooth, GPS, RFID, NFC, EMP, and EMF Radiation Blocks CDMA, GSM, DCS, PHS, 3G, 4G, 5G, LTE Blocks WiFi (2.4 - 5 GHz), Bluetooth (2.4 GHz), and GPS (1-2 GHz) Blocks RFID and NFC @ 13.56 MHz Shields against EMP, HEMP, CME, Solar Flare, and static shock Blocks Carrier, hardware, and OS agnostics