key chain stress ball soft pu stress ball,stress ball,stress ball ... ,pu ball, Dia: 4cm 5cm 6.3cm 7cm 8cm 10cm key chain stress ball PU Stress Ball1.SGS,EN71-3,ASTM offered2 ... ,basketball,rugby4.MoldHave Existing,no more extra charge for mould5. Logo Your own logos6. UsageFor Promotion,For Advertising Company,For Hospital ... /CARTON 40*50*60cm GW: 8.0KG for 5.0cm key chain stress ball