Constructed from polycarbonate and high-density polyethylene, these 3-way stopcocks are designed to fit various standard tapered Luer joints, making them versatile for a wide range of scientific applications and experiments. Each stopcock in this pack of 16 is meticulously crafted using technology to no leakage, providing a reliable and firm connection for all your laboratory needs. The disposable design ensures sterility and safety in every use. Ideal for educational purposes, these stopcocks are perfect for school projects and DIY experiments. Their easy-to-use design and reliable performance make them a favorite among students and educators for hands-on learning experiences. Independently packaged to maintain sterility, each stopcock is ready for immediate use in a variety of settings, from professional laboratories to classroom experiments, ensuring cleanliness and safety in all applications., Weight: 0.21164377152 pounds, Manufacturer: Kueohse