Made of premium PP material, high-temperature resistant, odorless and non-toxic, safe to use Inner is designed with food-grade stainless steel separated container, easy to remove and clean Very easy to use, no need for a microwave oven, all you need is to connect it to the Power-supply for direct heating Low Power cycle heating function can keep the food warm, fresh and delicious Reasonable design of product components, perfect sealing performance and long service life.