Intense conditioning spray with acidic pH to make hair colouring last longer. It blocks the coloured pigments within the hair, providing moisturization and making hair easier to comb. Instructions: After shampooing and rinsing, spray onto scalp and damp hair to block the colour development. Emulsify gently and leave in for a few minutes. Rinse thoroughly.150 ml Nouvelle Espressotime Color Block 150 ml