Small in size which makes it difficult to use. It is only for a baby to play with and nothing else. It does absolutely no work and in fact, it is dangerous to ruin your shoes with the wire brush it has, if you forget. I don't know if using it requires a university degree, but for me, it's a NO. One of the worst purchases I made.

It brought the best results compared to what I have tried. Be careful because it is quite abrasive. I tested it on nubuck shoes. It may be destructive for suede because it requires quite a bit of rubbing to be effective. First, rub with the wire side and then with the rubber side. It requires vigorous movements. The stain softens and barely shows