Rugged 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 laptop/tablet Built with durable high-quality polyester For the professional is 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 laptop/tablet, 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 tools.