MagiCrazy Color Thunder Violet Professional permanent hair color comes in a huge range of vibrant colors and is a fantastic way to add an instant burst of hair color to your life Direction of Use: Lighten and bleach the hair 4-5 tonnes up to level 8. Choose the desired color shade from the color chart and select the appropriate Oxidant emulsion.30Vol (9%). Preparation: Pour 50ml of MagiCrazy Hair dyeing cream and 75ml of Oxidant into a non-metallic bowl. Mix until the required blend is obtained. Mixing Ratio: 1 + 1.5.Note: Avoid contact with the product with skin, and eyes. rinse immediately and thoroughly with water if it comes into contact. Avoid if you are allergic to any kind of Colouring or damaged scalp.