Composition: This product is mainly consist of barrel,plunger,rubber piston,hypodermic needle and protective cap. Specification: 1ml,2ml,2.5ml,3ml,5ml,10ml,20ml,30ml,50(60)ml ect. Model Number: Luer lock & slip Product desription: This product steriled by E.T.O, no-bacteria,no toxicity,no pyrogen.the barrel is made up of PP, the datum line is clear and conveniencation to observe.the needle tip is sharp and easy to puncture,so can alleviate the patient.it is used for hypodermic,scalp vein injection and adding medicine solution in clinic.