L'Oreal Paris Elvive Styliste Mousse Extra Volume boosts volume by strengthening your hair, giving an incredibly firm hold that lasts all day. L'Oreal Paris Elvive Styliste Mousse Extra Volume contains Cermide R that uniquely amplifies your volume and strengthens fine, flat or fragile hair. Its non-sticky formula has an extra-strong hold that is perfect for sustaining volume and lasts all day.