The 420D Nylon + 1680D Polyester construction ensures your gear and supplies are safe from the elements, whether it be your laptop stowed in the laptop sleeve or your maps, cell phone, or wallet in the accessory compartments. Stay hydrated during long trail treks by slipping the drinking tube through the hydration port into a bladder (not included). Mesh water bottle pockets, a zippered pouch, and large ventilated buckle-secured pocket on the outside of the pocket give you even more options for organizing your gear. With over 2000 cubic inches of space, ample pocket options, and space for a…