These locking sidebags were designed by Centro Stile Moto Guzzi. They are made of injection molded plastic and covered with genuine natural leather processed by skilled craftsmen. They are the same shape and capacity as the sidebags standard on the Touring or offered as accessory for the Custom, offering sophisticated customization. Installation bracket kit B064286 required when installing onto a California 1400 Custom; uses the OEM hardware on the Touring.