Food Warmer Heater Portable USB Electric Heating Bag for Cooking Travel Picnic ed Description: [Material]:Lunch box Food Heater is made of, aluminum foil, heat insulation,waterproof, 8.66''x6.30''x3.94'' in size. [Convenient Cooking Tools]: put your lunch box into this heated lunch box, plug in the USB cable, and it will automatically heat up. [Smooth zipper ]: Lunch Warmer zipper is smooth without jamming or scratching, easy to open and close, with Side mesh pockets. [Handle design]: Electric Heated Lunch Box has strong bearing capacity, easy to carry, fine workmanship, durable. [Application]:Food Warmer is a great choice for taking to in office work, parties, travel, hotel, and different job sites, perfect for office workers. Specifications: capacity:3000ml Size Chart: 22cmx16cmx10cm/8.66inchx6.30inchx3.94inch Package Includes: 1 bag 1 USB