You asked, we listened to: Sandstorm 4S fits the narrow reservoirs of Enduro motorcycles but also to most of the Adventure Motorcycles. So, now you can take a few things you need, in a day trip.
Characteristics
Map waterproof pocket (28 x 19 cm)
A folding separator in the main compartment
Red inner lining for increased visibility
Document pouch, removable, under cap, with pen support
Waterproof links between the main compartment and the map pocket