American Crew 15 Vol Developer 4.5% 450ml
American Crew recommends 15 Volume Developer in order to produce optimal results for gray blending. Use in conjunction with American Crew Precision Blend Shades Hair Dye.
- Lasts 4-6 weeks (24 shampoos)
- Fades to-tone with no brassiness
- Easy to use and apply
- No line of demarcation
- Choose a shade of American Crew Precision Blend Hair Dye (Light, Medium Ash, Medium Natural and Dark) that matches your natural hair color using your Precision Blend Swatch Guide.
- Then, mix the color and American Crew Developer using a 1:1 ratio in a color bowl.
- In general, about 20 mL/0.68oz will be needed to complete on hair that is 1” long. You should perform a quick allergy test according to the warnings on the color product.
- *One bottle is good for 10 40ml color tubes.