SW-Motech PRO Plus Accessory Bag 1680DPRO Plus Accessory bag The PRO Plus accessory bag features a circumferential zipper and an outer compartment in the lid. You can expand the volume of the bag from three to six liters by expanding the zipper. On the inside of the lid, there is a mesh compartment with zipper for documents and keys. At the bottom of the inner compartment, pens, tools or other small items can be secured using the elastic plastic loops. The PRO series accessory bag is made