With this set, if they can dream it they can draw it! The magic mixing chamber allows kids to mix any 2 colors into their own custom color blends. Simply insert a marker into each end and twist until the desired color has been made. Attach the airbrush to create special spray effects! Kit contains 14 pens, 7 mixing chambers, airbrush, 2 reusable stencils, 8 magic reveal posters, and a storage portfolio. Recommended for ages 6+