R+Co BLEU Highest Volumizing Mousse in Beauty: NA. R+Co BLEU Highest Volumizing Mousse in Beauty: NA. Mousse Redefined: An elegant styling whip that weightlessly pushes hair to new heights. Visibly thickens strands, creating luxurious styles with unbelievable drama, long-lasting fullness, softness and shine.. Vegan and cruelty-free Free of parabens and gluten. BLEU Molecule Complex for strength and shine Biotin protects hair and provides moisture for fine hair. Styling Resins deliver all-day-long style memory. 6.3 oz. Emulsify a dollop between palms and work through towel-dried hair from roots to ends. Comb through. Style as usual.. RBLE-WU7. B1MOVMO01B1.