Ensure the purest colour gloss with Sebastian Professional Cellophanes Salon Service. This professional glossing product is free from ammonia and peroxide and offers brilliant reflections, coating each hair with a transparent colour effect that lasts up to four weeks. Sebastian Professional's semi-permanent colouring maintains the hair's natural moisture content and produces beautiful, glossy colours. The "hair-friendly Cellophanes colour gloss from Sebastian protects against UV rays and leaves hair strengthened and healthy-looking.