Measuring cup is constructed of break-resistant and durable crystal-clear material. Rubbermaid measuring cups feature large, easy-to-read measurements in high-contrast red or blue. Safe for use with temperatures ranging from -40-degree F and 212-degree F. NSF certified and commercial dishwasher safe. Cup Type: Measuring Cup; Interior Volume Capacity: 4 qt; Material(s): Polycarbonate; Material Type: Plastic.