Here are some steps to using a solid shampoo effectively:

1. Dampen your hair with lukewarm or hot water, this helps the shampoo lather better.
2. Rub the solid shampoo directly into wet hair.
3. Apply the foam to the scalp, massaging gently to cleanse deeply.
4. Rinse your hair thoroughly with clean water.
5. For curly hair, you can rinse with lukewarm water to maintain its natural moisture.
6. For even more satisfying results, you can use a solid conditioner .

It is also important to let the solid shampoo dry properly after use to prevent it from being consumed more quickly. 

Remember to choose a solid shampoo that suits your hair type and specific needs. 

Also to know:

•  What are the advantages of solid shampoos? ?
• La Maison-Atelier Homnès: Who are we?