With the advent of heat when it is time to begin seasonal trips to the problem, or at picnics, or just outside the city, before many of us even more there is a problem the transport of products. And if the cool autumn day when the street is not more than ten degrees Celsius, we are not so much concerned about the fact that the bottle with a refreshing drink will not be as cold as we would like, then heat of summer, going on a long trip, keep products cool it would be very difficult. The best tool in this case, you will avtoholodilnik. About them today we'll talk. Let's start with the simplest form avtoholodilnikov – isothermal containers. According to the principle of such refrigerators resemble conventional thermos bottles. The difference is that in this case is never used glass bulb, which provides greater stability to the container mechanical stress. The role of insulation material in such devices by special foam, whereby a few hours and the right temperature.

It is worth noting that insulated containers, do not emit any heat, nor cold, and are capable of only a short time to maintain the temperature, so the products that you plan to put into it, you must first either cool or reheat. By the way, to keep cold foods can also use special batteries cold, which will help to maintain low temperature for several hours longer than usual. As for the price of these devices, then insulated containers in view of the simplicity of its design are the most economical option.