TIGI Your Highness Root Boost is a lightweight mousse that is used to achieve lift and volume from the roots. TIGI Your Highness Root Boost comes in the form of a fine mist foam. The lift and support delivered by TIGI Your Highness Root Boost is long lasting and dramatic. Aside from great body, TIGI Your Highness Root Boost moisturizes, nourishes and conditions the hair while adding shine. Strengthen and smooth out your hair without drying it out. TIGI Your Highness Root Boost is ideal for fine, flat hair.