Erba Vita Henna Natural Red Extra Strong, 100 g - Natural powder hair dye that delivers an intense red tone and strengthens hair. Mix the powder with hot water to form a smooth paste, apply to clean dry hair, leave for the recommended time (typically 30–60 minutes) and rinse thoroughly. Perform an allergy test 48 hours before use. Suitable for indoor use, single-pack format, product reinforces hair while providing natural coloring.