We've seen craft tools and other bits and bobs kept in various bags, plastic boxes and pencil cases. None of them felt fun or versatile enough. Here is something that has enough compartments to be organized, and can open up so you can see what is where, but can still travel in your knitting bag.

Four of these triangle pouches make a square, and the lovely symmetry of it lends itself to being rolled up! It is washable and durable, and the paper fabric softens the more you wash it. Choose between original Kraft color and Gray.