Styling. Medium hold mousse. Medium hold - 2. Biolage styling nourishes and shines to optimize style results. Enriched with botanicals, these protective formulas define styles with a natural feel and flexible control. The perfect finish to the nourishing care of Biolage Therapies. Biolage hydro-foaming styler medium hold mousse, adds body and volume. This lightweight formula, with a botanical complex of nettle, hops and algae, gives shine and natural movement. Provides protection against heat and thermal styling. Made in Canada.