light weight play clay,bouncing putty 1.Non-toxic,no mess, no sticky,no glueing,air drying 2.Developing the intellectual light weight play clay,color clay,bouncing puttyFeatures:1.Non-toxic,no mess, no sticky,no glueing, air drying.2.Conform to DnHP,EN 71,and USP 61+623.Six colors inside,can creat new color by mixing the clay with different colors.4.Educational toys, developing children's ...