The Scout Roll-Top Backpack is a revolutionary design in the world of carbon-lined bags. A cavernous main compartment is complemented by a front pouch for additional storage. The roll top feature expands to carry a high volume of goods while using a high quality double carbon lining. Like our other bags, the Scout features rubber zippers, heavy duty construction throughout, adjustable height and space capacity, new antimicrobial lining to protect carbon, an outer pocket for smaller goods and ultra-durable water resistant fabric. Size: Unrolled 25 in x 12 in x 5 in, Rolled 18 in x 12 in x 5 in.