Silk Express™ is a professional ultra-fast hair straightening treatment designed for salon use. Powered by advanced Taninoplastia Tanino Fusion™ Technology, it uses organic tannins to smooth, repair, and strengthen hair by fixing keratin and protein within the hair fiber. With a rapid processing time of just 10–20 minutes, this formaldehyde-free formula delivers sleek, shiny, frizz-free results without altering hair color or causing damage. Suitable for all hair types, including blonde, bleached, textured, and chemically treated hair.