Makino 40L Water Resistant Outdoor Camping Lightweight Travel Backpack 5572 Gray Separate bottom compartment with driver, ideal for shoes or dirty stuffs 6 level adjuster makes it highly adjustable to accommodate various torso Large capacity bags on the both side of the pack, easy to put into a 3L water bottle Buld-in raincover protects your belongs from foul weather, and stows in its own pocket