Do you feel your hair dry and brittle? Your hair is damaged daily and this is the result of dry brittle hair. That is why it is necessary to repair in depth and reconstruct the outer surface of the hair. The Gliss Total Repair series offers: -Up to 85% less hair breakage -Soft, healthy and shiny hair. KERATIN SERUM + KERATIN-SEALER Suitable for dry, damaged hair, the Total Repair with Keratin Sealer series locks Keratin to shave off the surface of the hair. structure of the hair, preventing future damage. Hair repair is a science and not a well-kept secret. The products of the Gliss Keratin Serum Repair series provide you with the tools necessary to obtain beautiful and healthy hair. They combine keratin-like hair and a strong shielding of cells for dual protection. They repair existing hair damage while protecting it from future damage, strengthening cellular structure and fighting free radicals. The best repair we've ever had! Prevents damage before it even happens to beautiful, healthy hair. Thousands have trusted it for over 60 years.