Frey Scientific 586695 Natural Cork, 16mm Top Diameter, 12mm Bottom Diameter, #4 Size (Pack of 100)

The Frey Scientific 586695 is a package of 100 high-quality, coarse-grained cork stoppers for sealing containers.

These stoppers are perfect for science education projects and experiments, as they are corrosion resistant and may include some irregularities, providing a realistic representation of natural materials.

With a top diameter of 16mm and bottom diameter of 12mm, these stoppers are versatile and can be used in a variety of applications.

The package dimensions are 6.81 x 4.09 x 2.17 inches, and the item weight is 1.76 ounces.

This product is an excellent addition to any science education kit or project, providing a practical and engaging way for students to learn about science, technology, engineering, and math (STEM) concepts.