This rich, velvety color refresher mask nourishes and enhances the beauty of hair's natural hue or refreshes color-treated and highlighted hair between treatments. It coats strands with a unique blend of dark caramel pigments and cocoa butter to neutralize yellowing and enhance chestnut tones.Almond oil, rich in nourishing omega-6 fatty acids, leaves hair supple, soft and shiny. The nourishing buriti oil leaves hair feeling nourished without weighing it down.Application: After shampooing, apply to towel-dried hair from roots to ends and leave on for 5-20 minutes, depending on the desired intensity. Rinse thoroughly. Can be washed out after 3-5 washes. Does not cover gray haze. When using for the first time, leave the mask on for a maximum of 5 minutes to assess the color intensity.Warning: This product may cause skin irritation, it is recommended to carry out an allergy test 48 hours before use. Do not use if irritation occurs. Do not use on eyebrows or eyelashes. Wear suitable gloves