The Aveda Smooth Infusion Smoothing Masque will transform your thick & frizzy hair, leaving you with silky smooth locks from the very first use. Formulated with botanical ingredients, such as organic cupauҫu & shea butter, the hair masque works to preserve the smoothness of your hair even in humid conditions. – I.M Directions for use: Smooth evenly through your damp hair from roots to ends after shampooing with smooth infusion™ shampoo. Leave in for 2-5 minutes. Rinse thoroughly. Enjoy smoother, softer hair all day.