- Professional smoothing shampoo designed to achieve perfectly straight and disciplined hair - Provides a long-lasting anti-frizz effect, keeping hair strong and manageable for up to 3 months - Enriched with natural oils of macadamia, cotton, sweet almond, olive, avocado, soy, mango butter, and cocoa, which nourish and regenerate the hair fiber - Includes Amino Concentré, a complex of amino acids (serine and threonine) that strengthens and disciplines the hair - Its acidic pH gently cleanses and stretches the hair fiber, providing shine and softness - Ideal for frizzy or hard-to-straighten hair - Easy application: distribute on wet hair, massage, rinse, and repeat if necessary - For best results, combine with the Sleek Hair Mask - Medavita brand, recognized for its expertise in professional hair treatments and formulas with natural active ingredients