Migraine Cooling Headband Production Migraine cooling headband which is designed specifically forPeople with migraine. Product Details Production:Migraine cooling headband which is designed specifically forPeople with migraine. Main features Can instantly produce a cold feeling of ice, effectively relieve headaches By means of high temperature difference, the headband can be quickly lowered from the surrounding ambient temperature to about 10 degrees Celsius, which is lower than the skin temperature, but it is not too cold, and it is just suitable for relieving headaches. Application Reversing vasodilation Relief the pain Helping vasoconstrict Advantage The headache is mainly caused by the expansion of the blood vessels in the head. The expansion of the blood vessels will put pressure on the nearby nerves, causing us to feel pain in the forehead, eyes, temples and neck.migraine cooling headband can alleviate this problem, which can help the blood vessels to shrink to normal size, reverse vasodilation, and temporarily relieve pain.