These medical grade cotton pads are filled with a harmless gel that delivers a cooling effect when in contact with your body. Good for headaches, sunburn, hot feet, hot flushes or just to cool down, also suitable to combat high temperatures or increased body heat due to medication. The cool gel pad helps to relieve the symptoms of overheating. This includes temperatures caused by flu and fevers, Helps relieve the symptoms of people with restless leg syndrome, acne, eczema, migraine, sunburn, as well as for those who are simply just to warm naturally.