Brand JOINAP Material 100 Pcs Item volume 0.5 Milliliters Sterility rating Non-Sterile Unit count 100.0 Count About this item Package Includes - You will receive 100pcs disposable syringes, each individually packed to avoid contamination. Product Size - Syringe with 0.5 ml/cc and of 31G 5/16 in (8 mm). Clear Scale for Measurement - Liquid volume scale on the syringe barrel for easy and accurate measurement; suitable for various applications. Easy to Use - Smooth plunger design for easy one-hand operation. Leak-proof Design, no worry about leakage during withdrawal and injection. Purchase Tips - Versatile for scientific labs, industry, teaching, and more.