will dye the 2 hair cream to mixs with with same quantity (1:1) even empress ,use the comb to is slightly even to smear over to the hair from the root of hair ,make dye the hair cream and hair contact. need to wash to go (the hair quality is hard or the lower hour in indoor temperature asks adequacy to postpone long time )with the clear water after 20-30minutes ,then wash the hair clearly with the fragrant wave