Keep your food hot or cold all day long with this Thermos Red 300ML Vacuum Insulated Lunch Jar Japan Jbu-300R. Made from premium stainless steel insulation, it features a double-walled vacuum design to retain the temperature of your food. The ergonomically designed lid allows for easy opening and closing. With its large capacity, this lunch jar is perfect for meals on the go. Rest assured with the 15-year warranty, knowing you're getting a quality product.