Schwarzkopf Igora Royal Permanent color provides total coverage and intensity while maintaining scalp comfort. Its formula allows to equalize the color evenly even on porous hair. The pigment penetrates the hair efficiently and is locked in for long-lasting, vibrant color.Features Permanent hair color. Covers white air up to 100%. Long-lasting color retention. Intense color vibrancy. Works even on porous hair. Absolute true-to-tuft results. How to Use Mix the color and developer at a ratio of 1: 1 for a normal coloring, or 1: 2 for a lighter shade. VIRGIN HAIR: apply mixture to lengths and ends, then to roots after 15 to 20 minutes. COLORED HAIR: apply the mixture to the regrowth, then to the lengths and tips after 15 to 30 minutes. Leave as directed on instructions. Rinse thoroughly, then wash and condition the hair. Use by non-licensed persons may result in unsatisfactory performance. Mat&Max will not be held responsible by anyone who buys and/or use this product in breach of this warning. Hair color related products, such as demi-permanent colors, permanent colors, toners, peroxides and bleaches may cause allergic reactions, which in rare instances can be severe. Conduct hypersensitivity and allergic patch test 48 hours prior to each application. Read and follow instructions carefully. These products must not be used on eyelashes or eyebrows. To do so may cause blindness. Wear suitable gloves. Keep out of reach of children.