Eazicolor 1-0 Black Permanent Hair Color 60mlEazicolor Shade 1 0 Black Permanent Hair Color 60ml Eazicolor Shade 1 0 Black is the darkest permanent hair color in the Eazicolor natural series a pure, intense jet black with no undertone. Shade 1 0 (level 1, neutral) delivers a dramatic, bold result that reads as true black under any light. It's the definitive choice for anyone seeking maximum depth, total grey coverage, and a classic, powerful look that never goes out of style. Formulated with