Schwarzkopf Professional Igora Royal Hair Color Igora Royal the Color of Imagination a new approach to color products and services. Achieve unrivalled results with the unique combination of Color Creme and Color and Care Developer for brilliant color performance. Usage of shades with up to 100% white hair coverage: Use 3% 6% 9% or 12% developer Mixing ratio 1:1 Apply on dry hair. Allow to develop for 30 - 45 minutes. Rinse well. Shampoo and neutralize with BC Banasura Color Save products. Use 3% Color and Care Developer when colouring darker. Use 6% Color and Care Developer for tone-on-tone 1 tone lighter or coverage. Use 9% Color and Care Developer for colouring 1-2 tones lighter. Use 12% Color and Care Developer for colouring 2-3 tones lighter. For worn out color on previously tinted hair please proceed a dual application; the colorist method for previously colored hair. Additional heat is optional and reduces the developing time by a third. Usage of shades with up to 50% white hair coverage: Use 3% 6% 9% or 12% developer. Mixing ratio 1:1. Apply on dry hair. Allow to develop for 30 - 45 minutes. Rinse well. Shampoo and neutralize with BC Banasura Color Save products. Use 3% Color and Care Developer when colouring darker. Use 6% Color and Care Developer for tone-on-tone colouring 1 tone lighter or for coverage. Use 9% Color and Care Developer for colouring 1-2 tones lighter. Use 12% Color and Care Developer for colouring 2-3 tones lighter. If a shade with 50% coverage has been chosen as the target shade for hair that is 2 or more levels lighter a corresponding base tone (-0 -4) needs to be added using a mixing ratio 2:1 (40g 4-99 + 20g 4-0).For worn out color on previously tinted hair please proceed with a dual application; the colorist method for previously colored hair. Additional heat is optional and reduces the developing time by a third. Hair Color comes in 2.1 Oz tube Aqua water Eau catenary alcohol gly.