The kids can play freely and coloring. Please present a coloring book. There is a good smell in the pen. The time to draw a picture becomes fun. Manufacturered by PORORO. Warning: CHOKING HAZARD Small Parts Not for Children under 3 years. Pen Case Size : 9.4" x 6.3" x 0.5" / Book Size : 11.8" x 8.7" (16-page) / Please understand that character design may differ slightly depending on the time of production. Average delivery date - 8-14 days after departure. Non-Toxic. Vivid water-based ink colors for a variety of applications.