The material of the jumping ball is PVC .

It can be easily inflated with a hand pump.

The balls have passed the SGS test and have EN-71 certificate. So they are nontoxic safe for children.

Each ball plus a air valve be packed into a polybag. 20 to 40 balls will be in a carton.

Or it can be put into a color gift box together with a pump.

Have BSCI certificate, EN71-1,2,3 certificate