Faraday O Dry Bag Sling Pack Size 5 liter, Appox. 18”x9”x5” Color Stealth Black New with tag Outside zip pocket The FaradayO Dry Bag Sling Pack is designed for travel and storage of laptops, tablets, radios and more. These packs will keep your gear dry and secure with its watertight seal and signal blocking design. Triple layers of CYBER NC (Nickel/Copper) line the interior, with >85 dB attenuation, providing EMP protection, RF/EMF shielding, and location blocking.