Big capacity to fit an entire meal ! Dual Wall Vacuum Insulated Food Jar Factors Affect the Insulation Effect Amount of Food: If the food is less than 3/4 of the insulated lunch box, it may reduce the insulation capability.Original Temperature of Food: We suggest heating the food to a temperature high enough to get a good insulation result.The higher the initial temperature of the food, the better the insulation effect. Portable Hot Food Container The outer lid with a handle is convenient to carry and The built-in handle design is easy to put in lunch bag Attentive Design The air button on the inner lid is for prevent burning accidents by the hot air pressurePLEASE NOTE:Use something else except fingers to press down air hole before open the inner lid Why do you choose Food Jar? The lid with a built-in hand is convenient to carry Food grade plastic serving bowl included The air button on the inner lid is for prevent burning accidents by the hot air pressurePremium quality 304 stainless steel bodyWide mouth is easy to fill, eat from and clean The base of the jar is non-slip and scratch resistantSlicone sealing ring on inner lid help to prevent leaking Precaution Before Use Before first use and after each use, wash all parts with warm, soapy water. Rinse all parts thoroughly and allow time to dry.Do not use abrasive cleaners or scrubbers since they may dull the finish.Do not use bleach or cleaners containing chlorine on any parts of the product.Do not use food jar in dishwashers, microwave, oven, on stove-top, or in any type of heating appliances.Keep it away from fire.Do not fill with dairy products,carbonic acid beverage or drikold.Do not storage drinks exceed 6 hours.Do not overfill the container to leave space at top of container for lid.Check periodically for missing and worn washers. Missing, worn or misaligned gasket may cause product to leak.Do not crush or drop.For maximum temperature retention better insulation,please pour hot & cold water in the storage jar to preheat or pre-cool for 5 mins before packing food.When eating, press the vent button for 1 to 2 times and then open the inner insulation cover.