TONI&GUY Smooth Definition, 250 ml, Hair Conditioners for Women, The TONI&GUY Smooth Definition conditioner makes your hair easy to detangle and nourishes it, something all healthy, beautiful hair needs. Characteristics: provides the necessary hydration makes untangling and styling easier smooths and acts against frizz How to use: Apply after first washing with shampoo. Leave to act for a while, then rinse thoroughly.