... ,can absorb the heat.it is widely used. Specifications1,below body temperature 6-7C 2,keep cool 8 hours 3,cool effect ... ice-pad absorb the heat diffused by human body, and keep the range of temperature at 6-7C all the time, which ... makes the most comfortable temperature for the body. Crystallized automatically when the room temperature is below 27C.Product feature1,This Ice ...