... ,Made of natrural wood and painted in no-toxic colors 2,Certification:EN-71,ASTM- ... . 2,Conforms to ASTM-963 in U.S.A. EN-71 in Europe and ISO-9001. 3 ... toys are ancient Chinese traditional intelligence game, has a long history, persists, has the very mysterious mathematical principle and physical principle ... 's more ,If wholesale we will give you a discount price, We can according to your sample ...