The Adventure Book Bag combines the utility of a book bag and the convenience of a duffle bag. This heavy water resistant canvas bag allows you to fill it up with all your stuff, then compress the bag closed by using the two top straps. There is an additional piece that allows you to expand your pack, say you want to take off your jacket or sweatshirt, then you don't have to unpack your bag. Many extra straps and places to attach other pieces too. Extra big pocket in the back fits a laptop or smart tablet, as well as a slender pocket exterior pocket that fits a portable air pump.
*Note: This bag will fit a full face helmet. The size was determined to fit a tent, sleeping bag, sleeping pad, clothes, makeup bag, toll bag and small bag of camera equipment.