Leak-Proof Lunch Box for Office, School and Outdoor Picnic

Note: This thermos is intended for adults and is not suitable for kids. Double-layer vacuum insulation: This vacuum insulated food container features both insulation and cooling functions, keeping your homemade lunch warm for up to 6 hours or cool for up to 10 hours. For optimal performance, please preheat or precool this food container by pouring hot or cold water into it for 1-2 minutes before adding food. 3 Bowls in 1: This insulated lunch container comes with a small bowl and 2 large ones, allowing for free combination. Take away the inner bowls, and this wide-mouth container can accommodate 67 oz food. You can divide the food into 3 separate bowls to avoid mixing odors. The built-in bowls have a total capacity of 1.25l/42oz, with a small bowl of 310ml/10oz and each large bowl of 470ml/16oz.