1ml/cc x 31G x 1/4" individually sealed packaging, 100 pack.
High quality: Made of high quality material, thick and sturdy.
Clear scale: It features clear and legible markings, making it easy to get precise use every time.
100% leak-proof design: The inner wall is smooth, the plunger will not get stuck, and the plunger has excellent sealing performance. There is no need to worry about leakage, more safer.
NOTE : Not for professional medical use, Only for industrial, science lab and experiments use or as home tools.