In the ever-changing tide of the hairdressing industry, the demand for efficient hairdressing tools that can meticulously care for the quality of hair is increasingly soaring. As hair styling techniques such as hair dyeing and perming continue to reach new heights, the drawbacks of traditional hairdressing methods, such as long processing time and significant hair damage, have become more and more prominent. It is precisely against this backdrop that the hair foil, as an innovative hairdressing auxiliary tool, has emerged. Its essence lies in effectively isolating the direct contact between hair dyes or perm lotions and the hair, thus significantly reducing hair damage while greatly enhancing the efficiency of hairdressing. Take the classic tin foil perm as an example. Traditional tin foil has certain limitations in terms of operational convenience and hair protection effects, and the appearance of the hair foil has brought new room for optimization to such hair perming and dyeing techniques.