Cheap kanken backpack: Pretty much the entire wbsstore.com site is 50 percent off for today only, but here’s the catch — not all of it is. Since there’s so much to sift through, we sniffed around for things that are rarely on sale and found a selection of Fjallraven bags (again, not all of them are on sale) in a whole slew of colors. Below, find backpacks, mini backpacks, and duffel bags perfect for taking along on your next weekend getaway.