Icotton fiber has better hygroscopicity, under normal circumstances, fiber can absorb moisture to the surrounding atmosphere, its
moisture content is 8-10%, so it contacts the human skin, make the person feel soft and not stiff. If cotton cloth humidity
increases, the surrounding temperature is higher, the water component contained in the fiber will all evaporate dispersed, so that
the fabric maintains a state of water balance, so that people feel comfortable.