For the perfect color coordinated 7 oz. Melamine Soup Bowl, the collections are an absolute must have. The 4" bouillon cup is perfect for serving small portions of soup. It comes in a wide range of other colors: Purple, white, ivory, yellow, orange, red and green. It is perfect for any restaurant, household, cafeteria, school, hospital or institution. This product is molded out of 100% melamine, non-toxic, dishwasher safe and National Sanitation Foundation (NSF) approved. However, it is not for microwave or oven use. Furthermore, their melamine products are break and scratch resistant and are heat resistant up to 212 degrees Fahrenheit and 100 degrees Celsius.