Professional Tool Backpack, 20 in Length, 13 in Width, 914 in D, PolyesterPlasticEVA, Resists Water, 6 Compartments pFluke ppRugged waterproof molded bottom offers protection from the elements and keeps the backpack standing for convenient access to tools Three main storage compartments for test tools, hand tools and a laptoptablet Built with durable high quality polyester and features over 30 heavy duty pockets for storing and carrying your tools to the next job Three main storage compartments for test tools, hand tools and a laptoptablet, a fourth smaller molded pocket for protection of smaller items Rugged waterproof molded bottom offers protection from the elements and keeps the backpack standing for convenient access to toolsp