Let your child take his first step into the world of engineering with the Zephyr Plastic Mechanix Planes kit. Inspire him to enjoy creating new things with his hands and allow him to use his imagination to see what else he can come up with. It is 100 per cent safe for young children with no toxic plastic parts and no sharp edges that may hurt them. The plastic strips that come with this set are sturdy and comfortable for young kids to play with.