Thermal insulation performance: compared with other materials, the thermal insulation performance of aluminum lunch box is relatively poor. In the case of long-term heat preservation, such as picnics and long-distance trips, lunch boxes made of thermal insulation materials may be more appropriate. Thermal insulation materials can better maintain the temperature of food and keep it hot for a long time.
We usually bring some bread, sandwiches, fruits and other food when we have a picnic. With this warm lunch box, we can also prepare some delicious meals for our children. It is said that eating in the wild will be more popular than at home.
At 11:30 on June 28th, the staff of Songjiang No.1 Middle School sent incubators full of lunch to all floors of six teaching buildings on campus. Under the guidance of the head teacher, the students took out sterilized paper towels and cleaned the desktops, lined up at the front door of the classroom to pick up their lunch boxes, then returned to their seats from the back door, cleaned their hands with hand sanitizer, took off their masks and began to eat.
Xiao Liu, a white-collar worker who works in Chaoyangmen, basically relies on takeout for lunch. Recently, she helplessly found that the “ceremony” of dismantling takeout has become more and more tedious. At noon yesterday, Xiao Liu ordered a piece of ramen noodles with a price of 40 yuan, but the takeout boy sent a big square bag made of aluminum foil and thermal insulation cotton. When you open the zipper, the first thing you see is delicately packaged cutlery and paper pads, and then the protagonists appear: the lunch box contains cooked noodles and side dishes, and the small bag is filled with hot soup.
With the lunchbox, we can decide whether to buy a lunch bag according to the demand for heat preservation. Remember to confirm the size when you buy, to make sure that the bag can at least hold the afternoon lunch box, such as OmieBox is relatively large, the general lunch bag may not fit.