Tupperware CrystalWave Microwave Lunch N Dish Divided Bowl Red Tupperware CrystalWave Microwave Lunch N Dish Divided Bowl, Red Dish is divided into two 1-cup/440 mL sections and 1-cup/250 mL sections. Oveall size is about 7 1/2 inches diameter. irtually airtight, liquid-tight seal. This items DOES NOT come with a "cold cup" Vent in seal allows steam to release while heating previously cooked foods to eating temperature Dishwasher safe