Product details Semi-Permanent Hair Color CRAZY COLOR "Rouge Vermillion - Average wear 6 to 8 weeks with 3 shampoos per week - 2 jars for long hair (lower back) - One jar can be used 2 to 3 times for a "Boy" cut - Requires prior bleaching, even for light hair! - It's advisable to do a strand test beforehand. Directions: After shampooing, towel-dry hair and apply Crazy Color to hair in a uniform fashion (please we...