Perfect for labs and use for securing small diameter bottles, these stoppers are crafted in the USA with high-quality food-grade silicone to ensure safety and quality.
The non-porous surface of the silicone ensures that no unwanted flavors or odors are absorbed. This stopper is also incredibly easy to clean and sanitize, making it a reliable choice for all uses.
Our #4 Silicone Bung is a durable investment that will last through multiple uses, making it an excellent value
