BIOKAP Ruby Red Dye 140ml is a hair coloring product in a ruby ​​red shade. It is used for dyeing hair and obtaining an intense and vibrant color. This dye provides complete coverage of white hair and leaves hair soft and shiny. It is ideal for those who want to change their appearance and add a touch of color to their hair. Composition The composition of this product is not available in the knowledge base. Instructions for use To use this product, follow the instructions on the packaging. Before applying the dye, it is recommended to perform an allergy skin test. Then, mix the contents of the dye tube with the developer in a non-metallic bowl. Apply the mixture to dry hair and leave on for the time indicated in the instructions. Finally, rinse your hair with warm water and apply the conditioner included in the kit. ingredients The main active ingredient of BIOKAP TINTE ruby ​​red dye 140 ml is ruby ​​red dye (6.66).