Our electric caps contain electrical wires canvas covers and thermal conductors. It can use electric heat to stimulate hair roots activate internal vitality repair damaged hair make hair thicker and smoother. Its use method is very simple: shampoo and blow dry hair take appropriate amount of hair care products evenly spread on the hair use a towel or shower cap to fix the hair wear an electric heating cap adjust the size and temperature as needed heat for about 10-20 minutes remove the electric heating cap rinse the hair with warm water. And you can care for your hair.