Redken's Acidic Colour Gloss 1-Min Gloss-in-Mask delivers the intense lustre of a professional gloss treatment combined with the deep conditioning of a mask, specifically formulated to revitalise dull hair and restore its optimal pH balance. This advanced silicone-free formula, powered by innovative pH science and cream-to-gloss technology, works to rebalance the hair's pH, align hair fibres for superior light reflection, and seal the cuticle to lock in moisture, resulting in instant high-powered gloss and touchable softness. For optimal results, apply this quick-acting mask as an integral part of your hair care ritual to achieve healthy-looking, lustrous hair with an expensive-looking shine