Dream Filter Pre-Shampoo Mineral Remover removes colour-distorting minerals in 3 minutes revealing brighter, shinier, silkier hair. BEST FOR HAIR TYPES This hard water hair treatment is suitable for all hair types, especially colour-treated and fair shades (blonde, white, grey). WHY IT'S WOW Fastest, easiest 3-minute hair detox Removes minerals that dull, darken and distort colour, and coarsen texture Dramatically improves texture compromised by hard water residues HOW TO USE 1. Apply to dry hair before shampooing. 2. Spray evenly to saturate hair thoroughly. 3. Wait one to three minutes before shampooing. 4. For best results, follow with Color Wow Color Security Shampoo and Conditioner (both sold separately).