Transform limp, lifeless locks with the Wella Professionals Invigo Volume Boost Crystal Mask. The rinse-out treatment works to add weightless volume and fullness to hair. Fortified with cotton extract, spring force polymers and a volume Boost-Blend, the translucent formula promotes visibly uplifted locks. The easy-to-use hair mask helps to leave strands voluminous and soft with a salon-worthy shine.To use: After shampooing, apply evenly to damp hair. Do not rinse out. Blow-dry for maximum effect.