Pack is made of 600D polyester and has four expanding compartments that provide up to 35L of storage with built-in internal dividers and zippered pockets. Adjustable reinforced, padded, mesh shoulder straps; an adjustable waist strap and a sternum strap evenly distribute the weight across shoulders and waist for all-day comfort. Features medium external organizer pocket; four quick-release compression straps; and MOLLE webbing platform.