Bleaching: in a non-metallic bowl, mix 1 part Hbleach cream butter with 2 parts Htone or Hcatalyst activator (9, 20, 30 or 40 vol. depending on the desired degree of lightening).
Removal of cosmetic colour: in a non-metallic bowl, mix 1 part Hmilk no stress and 1 parts Hbleach. Add Hcatalyst 9 vol. (1:1)*. Mix and apply to selected sections of hair. Spraying Hrestore on them. Insert under a heat source for 20-40 minutes. After the processing time, rinse out and shampoo with Hbalance shampoo and condition with Hmilk no stress. * Ex. 20 ml Hmilk no stress, 20 ml Hbleach and 40 ml Hcatalyst.