Pre-Shampoo Mineral Remover Detox spray removes dulling mineral and pollutant build-up, revealing lighter brighter colour instantly. No peroxide, no dyes. Gentle treatment works in under 3 minutes Removes minerals (found in well water/hard water) that darken and distort your colour Leaves hair softer, silkier, brighter No sulphates, cruelty-free, gluten-free, vegan Gentle, anti-bacterial formula for healthier hair and scalp WHO SHOULD USE IT  Anyone who has hard water or well water or swims in chlorinated pools. If you have blonde, grey, or white natural or colour-treated hair. If you have any shade of colour-treated hair that looks orange, brassy, greenish. If you have coarse, stiff, dull, unresponsive hair. Before colour processing. HOW TO USE IT Apply to dry hair before shampooing. Spray evenly to saturate hair thoroughly. Wait 1-3 minutes, then shampoo.