Features of the Marmot Tool Box 30 Day Pack Hydration pocket/dedicated padded computer pocket Fits most 15 laptops Internal tablet pocket Fleece lined pocket for sunglasses, phone or gps External stash pocket for on the go essentials Internal organizer with key clip Large main compartment Padded shoulder harness with sternum strap Two external water bottle pockets YKK zippers Fabric Details 210D 100% Nylon ripstop