GKV With its powerful formula, this shampoo not only provides instant black hair color but also restores youthful hair and adds shine to your locks. Its 3-in-1 properties make it an all-in-one solution for dyeing, nourishing, and strengthening your hair.

Key Features:

- Pure natural plant ingredients

- Rich in Polygonum multiflorum

- No harmful substances

- Restores youthful hair

- Adds shine

- Instant black color

- 99.99% grey coverage

This Black Hair Dye Shampoo comes with a net content of 400mL which ensures long-lasting use. Please note that products in this category cannot be returned or exchanged once purchased.

Instructions:

1. First rinse your hair and scalp thoroughly with hot or cold water to remove dirt, then drain the water gently.

2. Then take an appropriate amount of GKV three-in-one shampoo, wash your hair, and massage your scalp at the same time

3. Let the shampoo stay for about 10-15 minutes, then rinse with hot water

4. It is recommended to use it for 7 days continuously for more obvious effects. It can also be used partially on gray hair areas.

Guide:

Leave the shampoo on for about 10 minutes, then rinse thoroughly with warm water until there is no color. The effect will be better.

For medium length hair, the recommended dosage is 1-2 ounces.

Covering gray hair is available in two colors: natural black and natural dark brown

Kind tips:

Before use, customers should try the product on a small area on their hands to see if there is any skin sensitivity before continuing to use it.

Pregnant women, lactating women and children should avoid use

If shampoo gets into your eyes, rinse immediately with warm water. Consult your doctor if necessary.

If it gets on your hands, between your nails, on your clothes or in the bathroom, please wash it off immediately with warm water to avoid leaving color residue for a long time.

If the product is not suitable for your skin, please stop using it immediately or advise you to consult a dermatologist.

Q&A

1. Can GKV shampoo be used every day?

> GKV is a three-in-one product of shampoo, conditioner and hair dye. In order to better consolidate the hair color, it is recommended to use it for 7 consecutive days from the beginning. After that, customers can use it daily or 2 to 3 times a week depending on their preferred hair color.

2. How long does the dyed hair color last?

> Color care varies from person to person. It usually lasts for 2-3 weeks, and some people don't even fade for a month.