8 Ounces. The Folicure System promotes a clean scalp and fuller, thicker looking hair with scientific formulas specially developed for fine or thinning hair. Folicure treatment, shampoos, conditioners, and styling products may be used individually or in conjunction with one another for maximum benefits. Ultra-light Folicure Thickening Mousse provides a touch of control while allowing your hair to look its fullest. The formula containing Hydrolyzed Mucopolysaccharides and pro-vitamin d-Panthenol increases the body and thickness of each hair strand. Folicure Thickening Mousse washes out thouroughly without residue to keep hair and scalp clean and healthy looking.