Mini Back Pack

Have you ever wanted to just have some basic things, but not wanted to lug things around like backpack. Well you can now. This design is called the mini back pack. It includes an abacus for simple math calculations, a card holder for credit cards debit card and other assorted wallet things, it also includes a phone stand with multiple angles for your veiwing pleasure, a ruler with metric measurments, a pencil and two usb holders. If this isn't enough for you than I don't know what else I could