How to Use Magic Eraser for Watercolor Painting

magic eraser is one of those house cleaning products that you can buy at like Home Depot or one of those kitchen, whatever supermarket. So basically, it's just some sponges that has some kind of detergent. But all you have to do is wet your sponge and just kind of rub that as if you're doing a cleaning on table or something. And it's amazing what you can do with that. You can actually get almost to the white of the paper. Some pigments are much more difficult. The staining like phthalo blue or some of those color. No matter what you do, you can't get rid of them.