Motions Smooth & Silken Neutralizing Shampoo, 947 ml. This shampoo is designed to neutralize chemical residue after a straightening or straightening treatment. It restores the natural pH of the hair and scalp, thus ensuring the health and vitality of the hair. Its formula enriched with silk and smoothing agents helps detangle and soften hair, leaving a feeling of softness and silky shine. Perfect for securing and prolonging the effects of chemical hair treatments, this shampoo is essential for maintaining smooth, healthy and vibrant hair.