110V Portable Electric Heating Lunch Box Meal Heater w/Removable Stainless Steel Container Blue Made of food-grade PP plastic and stainless steel, the lunch box is totally nontoxic and healthy. Heat your food anytime and anywhere indoors with this electric lunch box, and keep them warm for several hours.(It won't steal water of food, not suggested for crispy dishes.) Removable stainless steel container with an individual box makes it easy to clean and separate special dishes. Accented with the invisible handle, this lunch box is portable and convenient to take your food on the go. The detachable power supply makes it easier and safer, ideal for office, school etc.