First, the material is different from ordinary underwear, which can really heat up.
Take the best-selling underwear bought in Bian Xiao as an example. Its material is cashmere, which is soft to the touch and relatively warm. In addition, some high-tech means, the so-called infrared radiation technology, are added to this underwear, which makes it look like it can heat itself and keep warm. In fact, its heating principle is not that underwear itself can heat up, but by absorbing the heat emitted by the human body and then converting it into heat to achieve the effect of heating, so Bian Xiao
Second, you must polish your eyes when buying this kind of underwear.
There are many underwear on the market that claim to be able to heat up. In fact, some of them are just gimmicks, which are the means of business promotion. The cashmere material worn by Bian Xiao is comfortable and warm, and the price is moderate and acceptable. I suggest you try to buy this material when you buy it, so as to really keep warm.
Third, don't rely too much on this kind of underwear. Should I wear more clothes or other clothes?
Some people love beauty. In winter, they just want to wear this kind of underwear, and then put on a coat outside, so that they look slim and beautiful. In fact, if the weather is cold, everyone should wear more clothes. It is not enough to rely solely on this kind of underwear.
To sum up,? Winter artifact? Heating underwear is really reliable, that is, you must polish your eyes when you buy it, but don't rely too much. You should wear other clothes, or you will freeze.