Nioxin 3D Hair Thickening Spray makes styling more manageable by giving your hair a little more grip.This spray adds texture and boosts body from the roots all the way down to the ends for fuller-looking locks and styles. Hair is left shiny and not weighed down for natural movement. The texturizing, thickening spray holds all through the day. How to use: Shake before using. Spray throughout clean, damp hair from roots to ends. Comb through for even distribution. Blow dry for volume and style as desired.