Set includes Redken Acidic Color Gloss Shampoo (300ml) and 1-Min Gloss-in-Mask (250ml). Shampoo is sulphate-free with citric acid (pH 4.5–5.5) and Acidic Shine Complex to seal the cuticle, deposit gloss and help keep colour vibrant—glass-like shine up to 3 days with the full system (consumer test). Mask is silicone-free, cream-to-gloss for instant shine and conditioning with red berry, jasmine and vanilla notes. Apply mask to towel-dried hair after shampoo, leave 1 minute, rinse. Avoid contact with eyes.