Galt Robo Modeling Kids will have fun making 4 wind-up Robo Crew characters with the Robo Modelling Kit from Galt Toys It's easy to mold each soft clay body around the wind-up mechanism, then add head, arms and features When the air-drying clay hardens, children can wind up the Robo Crew characters and watch them go Contents: 4 wind-up mechanized bodies, 12 packs of soft air-drying clay in assorted colors and instruction guide; for age 6+ Galt products are quality controlled and meet all American, Canadian, British and European standards for toy safety