Revlon Professional Sensor Perm Permanent Toning Lotion is a product for perming hair that gives natural curls, softness and brightness. Its formula enriched with conditioning agents protects the hair during treatment, avoiding the risk of damage and dryness. The toning effect of the lotion ensures uniform distribution of the permanent solution on the hair, helping to obtain defined and long-lasting curls. Furthermore, the formula is gentle on the skin and does not cause irritation or redness. For best results, it is advisable to use the product in combination with the Revlon Professional Sensor Perm Neutralizing permanent lotion