Pack of 10 cork stoppers. Size #9 - each stopper measures 29mm in length, has a base diameter measuring 18mm, and a top diameter measuring 24mm. Ideal for bottle/flask openings that measure 19-23mm 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.