FEATURES:
1.It can keep cool long for 5-8 hours without any energy consumption and refrigeration.
2.The PCM's state change keeps the temperature cool. When the temperature  is below 30 degree,  the PCM is in solid state, we can feel cool in this situation. When the temperature is above 30 degree, it can absorb the body heat and constantly change into liquid as the tempeature is highert and   higher, thus to reduce temperature and keep cool.
3.Keep the constant temperature at 30°C,it is 6°C-7°C lower than body temperature.
4.Based on the phase change, it recycles automatically. It can circulate from more than 10000 times,which is better than other competitors. And its service life is 3-5 years.
5.The fabric is advanced composite waterproof fabric,which is soft,comfortable,elegant.
6.Safe and clean,low carbon ,eco-friendly,excellent quality and reasonable price.
7.Every process has been strictly inspected,and we have got the SGS,MSDS,BV etc certification.So our quality is reliable and safe.

Usage:
Under Vests are perfect for:
SWAT, Hazmat and military professionals, including those wearing level A Protective clothing.
Multiple Sclerosis patients
Athletes
Mascots
Anyone wanting to stay cool in hot conditions