Hold Index: 12 Increases density of the hair shaft up to 150%. Resists humidity for up to 48 hours. Provides thermal protection up to 428ºF (220ºC). Significantly increases body for up to 24 hours. Flexible, light hold lasts up to 24 hours. Non-flaking, brushable finish. Shake well. Dispense desired amount into palm of hand. Apply evenly throughout towel-dried hair focusing on roots for maximum pluming effect. Style as desired.