Cannondale Quick QR Pannier Bag, Large, Black Double sided bag with large main compartment, inside organizer pocket, quick access front pocket and two side pocket Mounts using Quick release mounts that fit most standard rear racks Movable padded shoulder strap Angled mounting provides added heel clearance; fits most standard rear-mount bike racks Durable 600D nylon construction with water resistant coating, Full wrap reflective band and piping on the side pockets for improved visibility