1)stress ball made of PU 2)Pantone color system 3)Logo ... 4)Nontoxic,environmental,Suit to EN71&CE&ASTM 1)stress ball made of PU 2)Pantone color system 3)Logo ... 4)Nontoxic,environmental,Suit to EN71&CE&ASTM foam ball,pu foam ball: material : Polyurethanefoam size:4.0cm,5.0cm,5 ... one & three,ASTMcolor:red,blue,or per customizedMOQ:5000pcsShapeOEM shape avaliableDISCRIPTION: 1)Size:4.0cm,5.0cm,5.5cm,6 ...