The innovative, 100% waterproof rear bag system: Kriega Drypacks! Universally suitable for every motorcycle and ranges from 5 to 30 litres capacity. Features 100% waterproof Roll-up closure for guaranteed watertightness side pocket with water-repellent YKK® zipper easily removable, white inner pocket for easy cleaning modular baggage system: addition of other US drypacks of different sizes universal fit - for all motorcycle models including off-road motorcycles every Kriega backpack or messenger bag can be expanded with the US drypacks - for additional waterproof storage Converts to a tank bag with the Kriega US-Drypack Adapter (sold separately)