Materials:rubber(caoutchouc) Size:63mm(dia.) Usage:Pet training,Children playing,Promotions,gifts Certification:EN71 & ASTM doggy toy,pet product1) Product Size:63mm(dia ... are supplied for Wal-Mart and Walt-Disney 8) OEM acceptable9) Normal Size:28mm,40mm,47mm,57mm,63mm,72mm,90mm watermelon pet toys