The KERASILK CONTROL INTENSIVE SMOOTHING MASK gives frizzy, hard-to-control hair silky smoothness and radiant shine. Keratin and silk essences provide long-lasting hair control and anti-frizz protection. The Intensive Smoothing Mask also gives instant combability and manageability. The included KeraShape Technology penetrates deep into hair and builds new keratin bridges to let hair silky for a long time.