R2-Q5 Measuring Cups Set of measuring cups that look like R2-Q5 Dome is both 1/2 cup and 1 tbsp. Body built from 4 measuring cups: 1/4, 1/3, 1/2, and 1 cup Materials: Food-grade ABS plastic (BPA-free) Detachable utility arms turn into nested measuring spoons: 1/4, 1/2, 1 tsp, and 1/3 tbsp.