I see rucksacks more and more! I haven't seen this for a long time, as used as a fashion item, but maybe it has to do with the eastpak x raf simons collaboration from a while ago? At least it made me using my really cute old red rucksack again, which I had since I was a little child.
(images are from facehunter.blogspot.com, except the one left down, it's from easyfashion.blogspot.com)
(images are from facehunter.blogspot.com, except the one left down, it's from easyfashion.blogspot.com)