The size of the lunch bag is about 8.5 x 5 x 8 (L x W x H) inches. The size is not too big or too small. The lunch bag has enough capacity to easily place snacks, drinks, sandwiches, fruits, etc., which can meet your lunch needs. Product features: The lunch bag is made of environment-friendly and durable oxford cloth, and the insulation aluminum foil makes the temperature change slowly. This lunch bag can keep your food cold or hot for about 6 hours, so your food will be fresher. Applicable scenario: lunch bag is not only suitable for work, but also for outdoor activities and schools. You can also take it with you when fishing, hiking and picnics. Take it with you to prepare a healthy lunch for your family or enjoy an interesting Sunday picnic! Perfect gift: This lunch bag is light and easy to carry. Its smooth zipper, durable handle and fashionable design make it a fashionable and durable insulated lunch bag, and can also be used as a cool drink bag. Lunch bag is a gift for lovers, mothers, children and friends. It is also a good choice. The lunch bag is made of environment-friendly and durable oxford cloth, and the insulation aluminum foil makes the temperature change slowly. This lunch bag can keep your food cold or hot for about 6 hours, so your food will be fresher. This lunch bag is light and easy to carry. Its smooth zipper, durable handle and fashionable design make it a fashionable and durable insulated lunch bag, and can also be used as a cool drink bag. Lunch bag is a gift for lovers, mothers, children and friends. It is also a good choice. Students back to school gifts