✅ MILITARY GRADE FARADAY DRY BAG - Offers instant signal isolation for uses such as military and law enforcement forensics investigations, grab-and-go missions, government and executive travel, personal data security, EMP/CME protection, and EMF reduction. MIL STD 188-125 and IEEE 299-2006 shielding effectiveness confirmed with full test reports, available upon request. ✅ WATERPROOF, WEATHERPROOF, SIGNALPROOF - The exterior is made with an extremely durable and waterproof 500D PVC with welded seams and two layers of high-shielding TitanRF Faraday Fabric on all interior sides of the faraday compartment. Protects large electronic devices during travel, in the rain, snow, sand, near contaminants, and anywhere near water. ✅ MOLLE SYSTEM - The tactical backpack is built with adjustable shoulder, chest, and waist straps, plus MOLLE webbing on 3 sides equipped with an assortment of unshielded MOLLE pouches. ✅ RF SIGNAL SHIELDING - Faraday bag blocks WiFi (2.4 & 5GHz), Bluetooth, cell signals including 5G networks, GPS, RFID, and radio signals from low MHz to 40GHz. Prevents device hacking, tracking, spying, and chain of custody corruption. ✅ LARGE 40L CAPACITY - Fits extra-large and bulky electronics. Open and fully expanded dimensions when bag is open: 28" x 11" (71.12cm x 28cm) diameter. Rolled down inside usable dimensions when bag is closed: 20" x 11" (7.87cm x 28cm) diameter. Capacity: 40-liters. Bag weight: 5.6lbs (2.54kg).