1ml Syringe 31G 5/16 Inch Individually Wrapped Pack of 25

25 Pack 1ml with 31 gauge 5/16\". The cylinder wall is translucent and the scale is clear making it easy to measure. Smooth plunger for easy one-hand operation leak-proof design plunger is not easy to fall off. Not for professional medical use. This product is suitable for industrial scientific laboratory or household tools only.