Refrigerator Sealed Compartment Fruit Fresh-keeping Box Transparent With Lid Portable Microwave-heated Lunch Box Lunch Box Features: The outer cover is transparent, breathable and delicious food can be seen. It can be refrigerated and microwave heated. It is made of food grade polypropylene material, which can withstand 20 ~ 120 heating, cold and non cracking material: Made of environmentally friendly polypropylene material. It is safer to use without peculiar smell. It can be used for microwave heating. (Please put the lid on before heating.) Super tightness: The multi-function has super tightness and can be used to carry and transport sauces and other liquids without leakage, keeping food fresh and safe. Design concept: With its own partition board, separate food to odor and keep it organized in the kitchen or refrigerator. Product Description: Product name: microwave oven heated lunch box Product size: 9x17x6.5cm / 3.5x6.7x2.6in Commodity material: polypropylene+ PS+ Package include： 1x Fresh-keeping box