Nano 18 L from Gregory is a flexible backpack for all types of purposes - for the day trip, school, trip or to work. The backpack holds 18 liters and has several smart functions: outer compartments for water bottle, inner compartment for liquid container or smaller computer / tablet and ventilated shoulder straps and back. Gregory Nano 18 L Bright Navy | Buy Gregory Nano 18 L Bright Navy here | Outnorth