A basic line of high density-foam balls to help kids develop throwing and kicking motor skills at an early age.

高密度塑料泡沫(？)球帮助小孩子在低龄时开发的投球与踢球技巧。

youdao

A basic line of high density-foam balls to help kids develop throwing and kicking motor skills at an early age.

高密度塑料泡沫(？)球帮助小孩子在低龄时开发的投球与踢球技巧。

youdao