All-purpose Measure Master? Graduated Rectangular Containers feature easy-to-read US oz, cp and metric mm graduations. Measure Master? Graduated Rectangular Containers are made from an impact-resistant and translucent plastic for durability and clear view of liquid levels. Imprinted on these containers are a raised scale and numerals for easy reading. Available In 4 different sizes: 8 oz/250 ml, 16 oz/500 ml, 32 oz/1000 ml and 64 oz/2000 ml.