DCI Butterfly Measuring Cups Set, 4-Piece Dishwasher safe, not for use in the microwave. Measurements include, 1 cup; 1/2 cup; 1/3 cup & 1/4 cup. Made from polystyrene Set of 4- 1 cup; 1/2 cup; 1/3 cup & 1/4 cup Dimensions: 6.5" x 3" x 3.5"