Density Thickening Protein Spray contains unique hyper-branched polymers and Hydrolysed Pea Peptides to instantly volumise fine hair. The heat-protecting, hydrating formula fortifies weakened strands, helping to preserve the internal structure of the hair, while improving luster and shine. Shake well before use. Spray through mid-lengths and ends of cleansed, damp hair. Comb through to detangle. Blow-dry or style as usual.