Browse the milk_shake® k-respect keratin system - the innovative anti-frizz smoothing system for all hair types. With 100% respect for the hair and health of stylists and clients, k-respect guarantees the best results for eliminating frizz and giving straight hair for 3-5 months. Reduced packaging and no added formaldehyde or Glyoxal - respects the health of the hairdresser, client and planet.