Revlon Professional Color Excel Gloss 4 Vol Gloss Energizer offers a creamy- energizing milky texture formulated for stylists for a gentle color service with acid technology​. Namely- this developer is perfect for those who want to tone or neutralize their pre-lightening result with a gentle and high-performing range. On the other hand- by providing an extremely shiny finish to the hair- this product is perfect for anyone who wants to perform hair color gloss treatments on any hair type. In this sense- as a key benefit- it doesn’t lift the natural base color of the hair- making it just much shinier and with a more toned or lightened color. Benefits: To tone or neutralize pre-lightening result. For hair color gloss treatments on any hair type. Perfect for both bottle and brush application. Respects the natural pH balance of hair. How To Use: This product was developed for professional use only and should not- therefore- be used at home. Mix Revlon Professional Color Excel Gloss 4 Vol Gloss Energizer according to the ratios indicated in the instructions- taking into account the type of service required and the client's hair. Then apply the mixture with an applicator bottle or a tint brush on damp hair before shampooing. Let it act for the recommended period and control it visually depending on the intensity of the desired. As final steps- gently emulsify- rinse- shampoo- and follow up with products suitable for the client's hair type.