Its body-building ingredients lift thin strands of hair, adding heavy-duty height, but still leaving the hair light as air for great, natural-looking volume. This pro performance products also protects your hair from heat damage caused by hairdryers, so if you go on to blow-dry your hair after the applying the mousse, then be assured this product will help prevent heat damage that can be caused. To apply, shake can well and dispense 2-3 egg-sized amounts on damp hair (stylist tip: you need more than you think).Work through the hair from root to tip using your fingers. Or to fully coat the hair, dispense the mousse directly on a vented brush then brush through the hair lengths. Our philosophy from our origins in Salons in 1948, TRESemmé has been driven by a simple truth: every woman deserves to look & feel fabulous, like they've just stepped out of the salon. TRESemmé is dedicated to creating haircare products that are salon quality. Inspired by stylists and tested in salons, the products are designed to help you achieve salon gorgeous hair every day.