PU stress toy 1) safe,non-noxic PU material 2) thousands of designs&shapes,OEM is OK 3) safe,non-toxic 4) past SGS test PU Stress Toy1) Material:Non-toxic PU material,solid&soft handle,pu stress balls2) Thousands of designs&shapes,popular promotional items3) Safe, non-toxic,several sizes and colors.4) Special requirements on design, with abundant colors,can be printed with various logos5) Super ...