Premium material: The waterproof 600D polyester Oxford outer material protects your delicious food on rainy days and can be easily cleaned with a cloth.Insulation: the inner lining is made of aluminium foil and is padded with extra thick EPE foam for excellent heat resistance.Easy to clean: lunch box cooler bag: the inside is made of aluminium foil, is reusable and easy to clean. If grease, sauces, juices etc. get out of the lunch box, you can simply clean it with a damp cloth or rinse it with water, dry it and use it again.Convenient UsePerfect for bringing your healthy meals or snacks to the office, school, picnic, travel and other outdoor activities. Made of environmentally friendly materials, it does not harm and is safe for food and health.Dimensions and range: the overall dimensions are approx. 22.5 x 13 x 25.5 cm (L x W x H), picnic, outdoor, barbecue, camping, travel.