Stoppers Rubber, Hillman, 1 in Top Diameter Cork Size #4

These rubber stoppers are slightly tapered to create a more secure seal for glass containers. Features rubber cork stoppers ranging 13/16 to 1 in top diameter and #2 to #4 in cork size.

• Ideal for use as stoppers for glass bottles or vials
• Contents made of solid, high-strength rubber
• Medium, black, rubber cork stoppers featuring 1 in top diameter and #4 cork size