- Wella Koleston Perfect Me+ Permanent Hair Color 10/16, ideal for achieving a light ash violet blonde color with natural shine - Features Pure Balance and Me+ technology to reduce the risk of allergies and minimize hair damage - Delivers pure, balanced, and deep color, with full gray coverage and lightening of up to 3 levels - Easy to prepare: mix in a 1:1 ratio with the appropriate developer - Direct application from roots to ends on dry, unwashed hair - Recommended processing time between 30 and 45 minutes for optimal results - Easy rinsing and professional finish, leaving hair soft and shiny - 60 ml format, perfect for professional use in salons or at home