Helen Seward Solselle Active n.0 is the ideal treatment to achieve a una perm with excellent hold and a natural effect. This professional product guarantees a una gentle yet effective restructuring of the hair fiber, ensuring defined and soft curls without damaging the hair. The innovative formula of Helen Seward protects the internal struttura, enhancing the elasticity and shine of the hair. Solselle Active n.0 is particularly suitable for those who desire a long-lasting result that is respectful of hair health, minimizing frizz and facilitating styling. Its simple and quick application makes it perfect for both professional salons and high-quality home treatments.