MiraCool™ products are ideal for factory, construction and laundry room workers, welders, painters, chefs or anyone working or playing in a warm environment - indoors or out.... Cooling Crystals Absorb and Hold Cool Refreshing Water MiraCool Cooling Crystals encased within the 100% cotton fabric absorb and hold up to 1000 times their weight in cool refreshing water. MiraCool Crystals work in combination with the evaporation process. When worn against head, neck or body, cooling sensations are passed to pulse points and carried throughout the body....