Description This ultra-small PTFE magnetic stir bar is designed for laboratory use, particularly in test tubes and cuvettes. Its compact size ensures efficient mixing in small volumes, making it ideal for precise experiments. Features -Color:White -Material:PTFE -Size:3.00X0.80X0.80cm/1.18X0.31X0.31in -Quick mixing: the magnetic stir bar can quickly and uniformly mix liquids in test tubes, enhancing experimental efficiency -Versatile application: suitable for various containers such as test tubes and cuvettes, meeting diverse experimental needs in research, medicine, and chemistry -Compact and portable: its small and lightweight size makes it easy to carry and store -Time-saving efficiency: high efficiency mixing capability saves experimental time and boosts work efficiency -practical and stable: features wear resistance and stability, ensuring reliable long-term usePackage list: 4 x stirrers