10PK Cork Stoppers, Size #3 - 10mm Bottom, 14mm Top, 19mm Length - Tapered Shape, Natural Bark Material - Great for Household & Laboratory Use - Eisco Labs

Pack of 10 cork stoppers. Size #3 - each stopper measures 19mm in length, has a base diameter measuring 10mm, and a top diameter measuring 14mm. Ideal for bottle/flask openings that measure 11-13mm in diameter. Corks are made of natural bark material and feature a tapered shape. The reliable construction will not crumble or break easily.

These stoppers are designed for use in professional laboratories, for sealing flasks, bottles and test tubes, but are suitable for a variety of applications in the classroom, home and garage. Use for homebrewing, sealing opened wine or beer bottles, spice rack vials, creative projects, DIY corkboards and mats, fishing and more.

Eisco Labs proudly manufactures its own products using state-of-the-art equipment, and following the highest standards of quality control. Each product is carefully designed by a team of laboratory professionals and experienced engineers with quality and durability in mind.