The idea of optimizing traditional toys is very good, but this product cannot pass the swallowing test and needs improvement. The pendulum at both ends should be short, so it is dangerous for children to swallow it.

Great, the soft rubber material outside can prevent bumping.

Also bite, put everywhere will be dirty

I think my little niece liked to listen to the rattle when she was a child.

Very good, this design can be played by children and can also prevent children from biting