Wella Koleston Color Intense 307/11 is a permanent hair color that gives a cool Deep Ash Medium Blonde shade with vibrant shine. Its advanced formula is designed to deliver intense color while keeping hair moisturized and smooth. The cream-based dye spreads evenly through the hair for consistent color results and provides strong grey hair coverage. Enriched with conditioning ingredients such as argan oil, it helps protect hair from dryness and leaves it soft, silky, and shiny after coloring