Rubber bulb for infusion set, could be done with isoprene and natural rubber, as accessory of infusion set, connecting catheter and adaptor. Withgood elasity and high-purity.Mainly applied to infusion set, blood transfusio set, intravenous transfusion set, measured volume burette set...1. Raw materials are absolutely natural and safe. 2. Processing and production links are absolutely safe and pollution-free, ensuring high standards of products. 3. The packaging of the products is very clean and hygienic. 4. The company is committed to the production of professional medical products. Quality and service are our basic tenet. 5. Although it is mass production, it still ensures that every product meets the qualified standard.Your inquiry related to our products or prices will be replied in 2 hours.  Protection of your sales area, ideas of design and all your private information.  Best quality and competitive price. Free samples.Inner Packing: Double PE packing after washing (in 100,000 class clean room). Outer Packing: Corrugated carton.1. Are you atrading company? We are factory and exporter, own ISO13485 and development team and QC department. We can also offer best quality products and reasonable price for you. 2. What type of payment do you have available? We accept TTandL/C, Trade Assurance, PayPal, Western Union, Money gram. 3. How can I get some samples? We are honored to offer you free samples, but pls take the freight for the samples. 4. How can we ge tour order? How can we knowyou have sent the goods? We will send you the goods by DHL,UPS, Fedex, TNT, Oversea shipment or otherforwarder, all with tracking number. 5. How about your quality? Try a small order, you will have a judgement.