Rare find, Tupperware acrylic measuring cups/pitchers. One is the 1 cup and 1 is the 2 cup. Both have the markings for measuring partial cups.  The smaller one nests inside the larger one. The are red acrylic. Made out of the same acrylic as the red stack cooker. The larger one has stir marks in the bottom, see pics, minor. The smaller one looks new.