This lot includes five Pyrex Penny Head Glass Stoppers, perfect for use in lab experiments and medical applications. These tapered glass stoppers are made from high-quality Kimex material, ensuring durability and reliability. The custom bundle is ideal for those who require a convenient and cost-effective solution for their laboratory needs.

Each stopper is meticulously crafted to a point, providing a secure seal for your laboratory supplies. The brand name Pyrex is synonymous with quality, and these stoppers are no exception. Whether you're conducting research or working in a medical setting, these glass stoppers are an essential addition to your laboratory equipment.