Tube with Finger Funnel is made of Medical grade PVC.Medical PVC Suction Catheter have finely heat-welded cuffs，smooth murphy eyes.strong tube wall to ensure the proper ventilation for all patients，blister or paper film pouch packing available.Our company is a high-tech enterprise which specialized in R&D, manufacturing and marketing in sterile medical apparatus.we have focus on medical instruments business many years .we have a professional trading to help customers have a valuable and efficient deal  with the suppliers.