It is instantly &100% effectively repairing the damaged hair, easily absorbingly, deeper penetration nutrition into hair shaft &fibers. It can repair the most serious damaged hair (9 grade)to healthy hair (3 grade) in 3 minutes. When you put our products in our hair , the hair will become soft quickly ,it is fast around 20 seconds than other products . cold treatment care products, no need to use machine to heat it, we can do the hair spa at home by ourselves, saving time and money.