Feature

●Size 3 rubber stopper
●Diameter of top of stopper: approximately 24mm
●Diameter of bottom of stopper: approximately 18mm
●Length of stopper: approximately 25mm
●Good for containing liquids in test tubes and flasks


Description

You can use this rubber stopper to contain liquid in test tubes and flasks. Fits tightly to prevent chemical leaks. Highly recommended for use in the science classroom or when displaying a science project!