Anti-stress ball: 1.Popular promotional gift. 2.Eco-friendly, Suit to EN71&ROHS. 3.Any color and logo print is available Anti-stress ball: 1.PU stress balls, PU foam material,solid with soft,middle soft or hard handle2.Eco-friendly, safe, non-toxic,Suit to EN71 and CE standard3.Thousands of designs and shapes4.Special requirements on design, can make the item as per client's design and PANTONE NO ...