Brown Blonde Highlights typically last between 6 to 8 weeks before they start to fade or show noticeable root regrowth.However, the exact duration can vary based on several factors: 1. Highlight Technique:   - Balayage: This hand-painted technique creates a more natural, blended effect and can last up to 3-6 months before needing a touch-up.   - Foil Highlights: These are...