Painters pens are perfect for personalizing backpacks shoes toys vases cups and more. This marker is easy to use with no mess to mix no brushes or containers to clean. Simply shake and depress the nib until the paint flows and you are ready to paint. This opaque acrylic paint marker makes decorating quick and fun! It s ideal for use on wood plastic clay glass metal foam board fabric ceramic and much more. Permanent and streak free non-toxic acid free and quick to dry. Great for adults students and artists.