Use R4 for highlighting

Shake can well before use

I'd like to be able to have something that will work if i am in the pool and won't run

Propels color deposition

Heat resistant - endures heat and harsh chemicals

Alterna Caviar Multiplying Volume Styling Mousse 8.2oz Biosilk Use R4 for highlightingAlterna Caviar Anti Aging Multiplying Volume Styling Mousse is a lightweight styler that is clinically proven to thicken and strengthen your hair. This body building formula adds big volume and just the right amount of texture to hair, to create the perfect voluminous style. Formulated with Alterna's signature Caviar Extract and our volume building Marine Plumping Complex, this formula helps strengthen hair to restore its natural thickness and reduce