Frequently Asked Questions

Get answers to common questions about STS Smoothing Treatment.

The STS Express Smoothing System lasts up to 12 weeks, providing lasting smoothness and reduce hair taming needs during that time.

Yes, the STS treatment is designed for various hair types, including wavy, curly, and frizzy hair, making it versatile.

No, the STS treatment uses amino acids to nourish and strengthen hair while smoothing it, ensuring health and shine.

We recommend waiting at least two weeks before coloring your hair after the STS treatment for best results.

You should wait at least 72 hours before washing your hair to allow the treatment to fully set in.

Use sulfate-free shampoos and conditioners to extend the life of the smoothing treatment and maintain hair health.