In order to solve the hair damage caused by the high temperature of hair straightener, this straightener is designed with a steam eruption. The product is designed with an integrated water tank in the hand grip ,which add functions without changing the user's habits. The coarse and straightforward old vision design of the hair straightener has been changed with simple and smooth lines throughout the body, which is more in line with the feminine characteristics. Matching with skin-friendly and harmonious surface treatment technology. It not only realizes product differentiation, but also creates a comfortable and convenient living atmosphere. It wins the favor of consumers and customers.