Vintage orange Tupperware measuring cups 761-764 & Mini Sifter‎ 879

This set of five vintage Tupperware measuring cups includes four orange cups with numbers 1/4, 1/3, 1/2, and 1 cup, and a mini sifter with a model number of 879. The cups have a nesting feature and are dishwasher safe. They were manufactured in the United States in the 1970s and are in excellent condition. Comes from a smoke free home.