L’Oréal Professionnel Keratin Alpha Sleek is specially developed for frizzy and unruly hair. The products in this line transform the hair into a smooth, shiny and supple result. Use the shampoo, Smooth Transformer, hair mask and the matching hair serum for long‑lasting smoothness. The formulas seal the hair fiber and create a protective shield around the hair.

  • Strengthens the hair structure and reduces frizz
  • Intensively hydrates without weighing the hair down
  • Leaves the hair smoother, softer and shinier
  • Suitable for all hair types