✅ LAB TESTED & CERTIFIED - Built with two layers of TitanRF Faraday Fabric for maximum shielding. Tested by Keystone Compliance Laboratory / IEEE 299-2006 tested on Oct 7, 2020 / MIL STD 188-125 Tested on Mar 27, 2019 *** Top rated shielding effectiveness confirmed with full test report (available upon request). ✅ MILITARY-GRADE FARADAY BACKPACK - Stylish and functional backpack for protecting laptops and mobile devices during travel and everyday commuting. Designed for defense against data theft, personal security, EMP protection, EMF radiation reduction, law enforcement and military forensic evidence collection, and to enhance digital privacy (anti-hacking, tracking, spying). ✅ RF SIGNAL BLOCKING - Shielded interior liner blocks WiFi (2.4 & 5GHz), Bluetooth, cell signals including 5G networks, GPS, RFID, and radio signals from low MHz to 40GHz. EMI, EMR, and EMF radiation shielding. ✅ PADDED LAPTOP COMPARTMENT - The laptop compartment includes padding on both sides and fits up to 17 inch laptops. The remaining space is large enough to accommodate bulky electronics or accessories. Backpack interior usable dimensions: 10.5"L x 4"W x 16"H. ✅ BAG FEATURES - Unique closure method consisting of a double roll plus spring hook — hidden internal magnets maintain a tight and secure seal. Unshielded zipper pocket on the front side. Two adjustable backpack straps plus single chest strap. Breathable back padding. Extremely durable and water-resistant 600D PVC outer material.