Wella Color Charm Liquid Hair Color is a permanent hair color product that is used to cover grey hair or to change the natural hair color. It is formulated with specially balanced dyes and conditioning agents for long lasting color and improved hair condition. It is an easy to use product that delivers vibrant, fade-resistant color that lasts.

The key benefits of Wella Color Charm Liquid Hair Color are:

- Professional-level color results with bright, long-lasting color
- Rich, creamy formula for easy application and consistent color
- Small amount of product needed for great coverage
- Fade-resistant color that stays true and vibrant
- Contains a unique blend of conditioning and penetrating agents for healthier-looking hair
- Available in a wide range of shades, including natural, vibrant, and fashion tones

1. Before using Wella Color Charm Liquid Hair Color, make sure to read the instructions on the box carefully.

2. Put on gloves and mix the desired amount of color and developer in a non-metallic bowl.

3. Section your hair and begin applying the color to the roots first and then to the lengths of the hair.

4. Leave the color on for the recommended amount of time, usually between 20-45 minutes, then rinse with lukewarm water until the water runs clear.

5. After rinsing, apply a post-color conditioner and rinse again with lukewarm water.

6. Finally, rinse with cold water to seal the cuticles and lock in color.

Pros:
- Long-lasting color
- Good coverage of grey hair
- True-to-shade results
- Variety of shades available
- Affordable

Cons:
- Contains ammonia which can cause irritation to the scalp
- Can be messy to apply
- Color may fade over time
- May require multiple applications for desired results