Burton Flint Messenger Bag Mens Dimensions: 14" x 17.5" x 4"; Volume: 20L; Durable polyester construction with PU backing Buckle flap opening helps secure your gear; Haul handle, shoulder strap, and a removable cross body bike strap gives you multiple carry options Padded laptop compartment [8.75" x 14.75" x 1.5"]; External daisy chain attachment for additional gear Exterior slip pocket, zippered pockets, and magazine and notebook pocket for additional storage Lifetime warranty