The nano keratin treatment is a deep conditioning treatment that is perfect for chemically damaged hair it will make your hair less frizzy smoother and easier to blowdry it is not a straightener it will not make your hair straight as it contains hardly no formedehyde 0018 the treatment last anything from 23 months this special price is only available tuesday to friday on saturdays and late nights it will cost 150 for 3 hours which covers most people hair