Description These are professional and practical magnetic stir bars, works perfect, useful with mixing solutions together. Easy to use by the light weight and simple structure. It not only can be used with self-stirring cup, but also widely used in scientific research, universities, laboratories in the industrial and agricultural sectors to fit your needs. Features -Color:White -Material:PP - Size: 2.00X0.70X0.70cm/0.79X0.28X0.28in - Magnetic, high and low temperature resistance, weather resistance, this stir bar can serve you well. - The magnetic stirrer can be used with a self-stirring cup, to help you to easily stir the powder with liquid. - It also can be widely used in scientific research, colleges and universities, industrial and agricultural laboratories, can also be used to stir mixed substances. - Magnetic automatic stirring cup with our magnetic mixer tool, no manual stirring, just click the button on the cup to easily complete the mixing task. - Made of PP material, the magnetic stirrer mixer stir bar is not easy to break, can be used for a long time. Package list: 2 Magnetic Stirrers