I thought we didn't have enough clipart of walls with graffiti sprayed on them. We have converted from photos of graffiti but not enough clipart symbolizing the actual thing. So this is my remix to work on that.
牆塗鴉
brick、bricks、city、graffiti、isometric、paint、spray、thick、wall
磚、磚塊、市、塗鴉、等距、塗料、噴霧、厚、壁
資料來源：openclipart ( https://openclipart.org/ )