Materials: 0.5mm rubber + 2.0mm EVA + 2 layers Customized printing designs are welcome (can put company's logo, printed on ball to get good advertising effect) Suitable for promotional purposes, toy or exercise ball Weight: 380 to 400g Packaging: 鈥1 piece in one polybag 50 pieces/carton Supply ability: 10,000 to 20,000 pieces per day