Farouk Systems research and development team have harnessed the lightening power of CHI with the finest and most revolutionary complex of new dyes to ensure maximum lift (up to 6 levels for Reds and 8 levels for Blondes) and most intense color deposits or complete tonal control in a single step. Taking the darkest of hair to vibrant red or the shiniest blonde in a single step has never been easier.For Professional Use. Must be used with CHI Color Generator.Mixing: Mix (1:1) 1 part of CHI Infra High Lift Cream Color and 1 part of chosen CHI Color Generator to smooth consistency.