Bamboo is the worlds richest source of natural silica, the lightweight mineral vital to creating volume in hair. Bamboos abundant silica swells the diameter of each hair fibre from within, for noticeably thicker hair.This daily weight-free formula provides noticeable volume.- Adds body u0026 bounce to fine, thin hair.- Delivers volumizing ingredients into hair without weighing it down.- Produces noticeable fullness while giving hair renewed health u0026 shine.