The Series 2 Large is the larger version of the medium and it can carry a 17” laptop and enough clothes for a 3-4 night trip. Easy-access, padded side-zip computer pocket for 17" laptops. Spacious main compartment with organization pockets, fleece-lined tablet pocket and removable key leash. Hidden, zip-away side water bottle pocket. Zip tuck-away back storage pocket for shoulder straps. Side handle for easy carry. Black metal Knack logo hardware.