Well insulated with an aluminum foil liner, it will keep your cold, frozen items cool and your warm supplies warm for hours. The perfect size makes it easy to carry lunch and snacks and fits in a backpack. Nice for lunches, picnics, work, shool, camping or pinic. Features: Dense aluminum foil, padded with high density EPE foam keeps food warm or cold for hours. Tear-resistant polyester fabric for durability and easy cleaning. The double-open zippers are smooth and durable. Built-in mesh pocket for cutlery, napkins, snacks and other small items. Thicken handle for convenient and easy carrying. It measures 7.1x3.9x3.9", roomy enough to hold one 800ml meal box. Perfect for work, school, picnics, camping, hiking, beach, barbecue. Specifications:Material: Polyester + Aluminum Foil + PE Foam Color: Black/Green (Optional)Product Size: 18 * 10 * 10cm / 7.1 * 3.9 * 3.9in Product Weight: 150g / 5.3oz Package List: 1 * BagNote: Lunch Box is not included.