Other uses include a personal billboard to cheer on your favorite sports team or share a favorite quote, etc. An improvement to the basic idea consists of adding indelible scene outlines either directly to the shirts or via stencils. This product could be used for school children as a reminder about giving medicine, or by airlines for traveling children, for example. The stencils could have blank foldout sections to prevent spray from hitting the rest of the shirt. The front and back could both be utilized, e.g. to tell a story.
Teachers can wear and promote a special topic.
Day care and lower grade schools can use as coloring projects. Grade school art classes can use as coloring projects. Grade school geography classes can use with stencils to outline regions and then have the children color in facets of that region. Grade school science classes can use with or without stencils to teach trees, animals, etc. Grade school math classes can use to write formulas or to write out examples.