Directions For Use Smoothing MODELAGE Strong Effect

Step 1

- The application of the treatment is done on clean hair (it does not require a clarifying shampoo)
- Divide the hair into 4 or 6 parts to prepare them to receive the treatment

2nd step

- Shake the bottle and apply the treatment 1cm from the scalp on fine strands
- Pass a fine comb several times for a good distribution of the product
- Leave the product to act for 40 minutes (highlighted, damaged hair) to 60 minutes depending on the type of hair.


Step 3

- Rinse the hair from 50% (for natural and rebellious hair) to 100% (for fine, damaged, highlighted, discolored hair)

Step 4

- Dry the hair 100%

- Divide the hair into 4 or 6 sections
- Pass the straightener several times on fine wicks (see table temperatures and passages)

Leave your straightening for 3 to 4 days by ironing the straightener every day to optimize the result

For optimal hold, use the Modelage Strong Effect sulfate-free shampoo or the Modelage maintenance kit.


Hair straightener temperature according to each hair:

Natural, normal, thick, curly, frizzy hair: 230 degrees

Natural, colored, fine hair: 210 degrees

Bleached and damaged hair: 180 degrees

Number of passages of the straightener:

Curly roots: 10 to 20 passages

Curly roots: 10 to 15 passes

Curly lengths: 10 to 15 passes

Curly lengths: 10 to 15 passes


How long does straightening take?


Strong Effect Modelage smoothing lasts approximately 6 months, up to 1 year on some hair


What does the kit contain?

  • 1.5 L of Modeling treatment

(Does not require clarifying shampoo)

It is possible to do 15 to 20 smoothings


If you have any questions, please consult our FAQ, or write to us at