Permanent liquid No. 1 for normal hair. Formulated for professional use in hair salons, it permanently curls even the most difficult hair. Its shaping strength is adapted for challenging hair. Thanks to advanced VPlex technology, which contains cysteines in dimer form (cystine), it facilitates the formation of disulfide bonds, providing strength and shine without altering the color. Revitalizes the hair fiber, repairs damaged cuticles, and protects the scalp with collagen and azulene. Conditions of use and warnings: - Avoid contact with eyes. Rinse immediately if it occurs. - Use appropriate gloves. - Contains thioglycolate and ammonia. - For professional use only. Neutralizes the effect of the permanent liquid and restores the hair fiber. Silk Effect Hair Conditioner: With a concentrate of cotton capsules, it provides softness and well-being to the hair. Vegan and Halal certified product.