Moroccanoil Volumizing Mousse - Moroccan Oil Volumizing Mousse. A styling mousse that builds body and provides flexible hold. Our weightless formula creates natural styles with lift and movement, without leaving residue. Using Moroccanoil Volumizing Mousse: Shake can well. Invert can and apply a palm-sized amount of Moroccanoil Volumizing Mousse on towel-dried hair, combing fingers through to distribute product evenly. Blow-dry with a round brush starting at the roots.