Saddlemen 3515-0079 Roller Sissy Bar Bag Smooth rolling wheels and Retractable handle make this bag perfect for airline travel Fully adjustable sissy bar mounting system goes on in seconds over any size and style sissy bar pad; once adjusted for your size pad, you never need to adjust it again Rigid Construction holds bag shape even when empty Top cargo straps for attaching SADDLEMEN roll bag (sold separately) or for strapping on your jacket, rain gear, etc Top pocket office organizer and lockable zipper pulls