Dominoes Automatic Domino Train Toy

The domino train blocks set is made of high-quality ABS materials, which are BPA-free, safe, non-toxic, without harmful substances.  Each edge of dominoes with a circular arc design is smoothly polished without burrs, do not hurt kids' little hands.

The domino train toy can develop children's athletic ability, color cognitive ability, teamwork ability, and train their hand-on ability. And the colorful and beautiful appearance can stimulate their brain and thought development.

What's Included?