FIELD: hair care method and equipment. SUBSTANCE: aerosol device has container with aerosol composition containing liquid phase with fixing material in appropriate solvent, propellent, and devices for dispensing aerosol composition. Fixing material has vitrification temperature equal to or exceeding 50 C. Fixing material contains polymer with vinyllactam links. Method involves applying composition including fixing material with vitrification temperature equal to or exceeding 50 C and containing polymer with vinyl links, to keratin filaments by means of device providing moisture-holding capacity of at least 5.0 mg/s. EFFECT: increased efficiency, simplified method and construction and improved quality of hair treated with aerosol. 13 cl, 3 ex
