Joy Home Microwave Safe Dinner Set is Made of Virgin Reinforced PP, a 100% Safe & Food Grade Plastic Material. It is Safe for use in Microwave, Refrigerator, Freezer, and Dishwasher (top rack).It Can be used straight from the fridge to the microwave for reheating and serving. A complete solution for Serving, Storing or Heating your food. Designed aesthetically with a Unique Gloss Finish and a Contemporary Shape. Convenient to clean and maintain. As per USA FDA guidelines Joy Home Products are Completely free of BisPhenol-A (BPA) & Phthalates. General care: Use mild detergent.