The 30-liter Arbor Roll-Top Pack accommodates various loads, with more room when unrolled and slightly more water protection when closed tightly; includes quick side access to 15" laptop sleeve and side stash pockets for small items. Fair Trade Certified™ sewn. Body made of 100% recycled polyester (solution-dyed) with a PFC-free DWR finish (durable water repellent coating that does not contain perfluorinated chemicals) Main compartment has a raised, padded laptop sleeve that fits most 15" laptops and is accessible through an outside side zipper Full-height front pocket keeps your things organized Quick-stash side pockets Pack volume is 30 liters Fair Trade Certified™ sewn, which means the people who made it earned a premium for their labor Body: 6.2-oz 600-denier 100% recycled polyester (solution-dyed) with a PU coating and a PFC-free DWR finish (durable water repellent coating that does not contain perfluorinated chemicals). Lining: 3-oz 200-denier 100% recycled polyester with a PU coating. Fair Trade Certified™ sewn Imported.