The Kånken was originally designed to solve the back problems of school-aged children, and over the decades the pack has found users in all age groups. The main image displays the colour youre about to add to the shopping cart. Images showing details, may display another colour. This Outlong version adds a bit of volume, computer compartment, large side pockets and a special bottom pocket. - Wear-resistant nylon - You can wear it like a backpack or carry it like a satchel - Detachable seat pad - Detachable chest strap - Will hold two A4-sized binders - Reflective logo - Front pocket PFC-free product. A part of Kånken culture is the way in which the pack gathers a unique patina over months and years of use. The black colour option gives you a head start in this: black Kånken products look a bit rough around the edges even when brand new.