This density preserving scalp foam is a styling and scalp conditioning formula. Its weightless, dual-action properties create long-lasting volume and texture at the roots and provide an optimal scalp environment to improve hair quality, lustre and strength.90% of trial users reported that their roots felt lifted*84% of trial users agreed that this product worked better than any other root boosting product they have used**Independent user trial Suitable for sensitive skin. Dermatologically tested. Benefits of Philip Kingsley Density Scalp Foam: Adds lasting volume to your roots Improves hair quality and shine Improves hair strength How to use: Before the first use, turn upside down and squeeze twice to activate the foam dispenser. Part cleansed, damp hair into 3-4 sections on each side. Squeeze firmly to apply 3-4 small pumps directly to the roots of each parting. Massage in, ensuring maximum contact with the scalp until all foam has dispersed. For maximum volume, blow-dry in. Use dai