Choose a shade of American Crew Precision Blend (Light, Medium Ash, Medium Natural and Dark) that matches your natural hair color using your Precision Blend Swatch Guide. Then, mix the color with American Crew Developer 15 Volume 4.5% in a 1:1 ratio in a color bowl.
In general, about 20 mL/0.68oz will be needed to complete the service on a client with hair that is 1Â long. You should perform a quick allergy test according to the warnings on the color product. Choose from the four American Crew techniques, based on the texture and length of your clientÂs hair.
Each of the techniques can be used with light, medium or heavy product application to provide 25%, 50%, 75% or 100% gray blending. For a natural look, allow gray to peek out at key areas such as sideburns and temples. Perform each technique efficiently, trying to keep the application time under four minutes.