The Pyrex Graduated Cylinder is a high-quality laboratory glassware piece made in the United States. With a volume of 250ml and double metric measurements, it is perfect for use in various scientific disciplines such as physical, dental, medical, microbiological, and biological laboratories. The borosilicate glass material ensures durability and accuracy in measurements, making it ideal for precise and reliable research and experimentation. With the trusted Pyrex brand name, this graduated cylinder is a valuable addition to any laboratory setting.