rubber ear syringe Medical-grade PVC Rotation Molding, Injection Any colors is available DIN EN ISO ... , DIN EN 46001 rubber ear syringe :PVC Bulb, sphygmomanometer bulb,bulb PVC:1. To inject appropriate PVC liquid into cylinder model then heated it ... dolls, industry products, daily necessities, and so onFeatures:1)Material:pvc,environment2)Mainly used for medical equipment3)Color :black ,and all ...