Manuscript's Lionheart collection is designed for early learners to discover writing and coloring. The different characters of the Lionheart collection aid in a child's creative development. They are perfect for young children up to 9 years old. Create amazing pictures with airbrush effects. To use the air pens: point the marker tip of the toward your paper or stencil and blow through top. Experiment with distance and air flow for different effects. Set pairs well with MANME5113 Lionheart Tales Writing & Coloring Pad, sold separately. Details: Includes assorted colors Designed for early learners Aids in a child's creative development Nontoxic Perfect for young children up to 9 years old Contents: 10 air pens Coloring sheets 4 animal themed stencils