L'Oréal Diarichesse 5.3 Light Brown Gold 50ml Tone-on-Tone Coloration Cream with 0% Ammonia. Rich and deep reflections, individual intensity, and up to 70% gray hair coverage. A skin allergy test is important as the coloration may cause an allergic reaction. This test must be performed 48 hours in advance. The instructions in the usage notice must be followed. Coverage of up to 70% on well-distributed gray hair. Development time of 5 to 20 minutes. Mixing: 1 tube (50ml) with 75ml Richesse developer. The product amounts can be increased as long as the proportions of 1+1.5 are respected. Application instructions: Features tone-on-tone coloration cream without ammonia, ideal for natural hair. Apply to dry, unwashed hair using a brush or directly with the application bottle to the roots, lengths, and ends. After application, emulsify carefully and rinse thoroughly. Finish with a specific PRO Classic Color Shampoo.