L'Oréal Professionnel Dia Light Semi-Permanent Hair Dye is a tone-on-tone hair dye with an ammonia-free formula. This semi-permanent hair color range will deposit color on the hair strand without lifting or lightening the natural hair color. Therefore, this hair dye is the best choice for those with previously colored or sensitized hair.

The gentle and acid formula, which pH is close to the natural pH of the hair, can darken the hair for up to 2 ½ levels. All without causing damage or weakening the hair. Moreover, as the semi-permanent color fades away in up to four weeks, the new hair growth will not be noticeable. Additionally, the formula will deliver even results and a vinyl shine to the hair. It smooths the hair cuticle to ensure a smooth finish with maximum shine and luminosity. Lastly, this hair dye is perfect to revive the hair color in between permanent color services. It is also the best option for those who want to change their hair color without the commitment required with permanent color options.

Characteristics

• Color 10.21;
• Semi-permanent hair dye that fades away seamlessly to prevent different colored roots;
• Gives the hair a luminous finish with a vinyl shine;
• The gentle formula smooths the hair cuticle for a softer and healthier appearance;
• Development might take up to 20 minutes depending on the hair condition and desired results;
• Ammonia-free.

Precautions

• DEVELOPED FOR PROFESSIONAL USE ONLY.

How to use

This product was developed for professional use only and should not, therefore, be used at home. Mix L'Oréal Professionnel Dia Light Semi-Permanent Hair Dye with the suitable L'Oréal Professionnel Diactivateur Activator developer depending on the hair condition and preferred technique. Use a ratio of 1:1 ½. Apply to the hair adjusting the technique to the desired results and access developing time accordingly. After developing, gently emulsify the product to remove the color from the scalp. Then rinse thoroughly until the water runs out clear and finish by shampooing with the L'Oréal Professionnel Pro Classics Color Shampoo.