Pu stress ball,foam ball,pu ball 57mm,hollow nontoxic and without special odor For toys and also can do the exercise Pu stress ball,foam ... ball,pu ball 1.made of PU2.pass EN71, safe ... :basketball, soccer, tennis ball, baseball. LOGO can be printed very well5.weight of 60mm : about 15g6.color:plain, neon, metallic Pu stress ball ...