... .dissolve in nature condition 7 days magic dissolve water color marker,water wipe marker Standard packing : Pvc bag,Colored box, ... clothes,bed sheets and even random graffiti on the surface, just gently rub with water,the writing will immediately disappear,moreover it will ... toxic watercolor pen without any harm, instant water does not leave any traces, so the magic of watercolor pen, graffiti, and ...