Redken Acidic Color Gloss Heat Protection Leave-In Treatment 190ml is a professional solution designed to protect and enhance colour-treated hair. Powered by Acidic Shine Complex and Invisible Shield Technology, this leave-in treatment delivers glass-like shine while providing heat protection up to 230°C. It helps maintain vibrant colour, smooths the cuticle, and deeply hydrates for up to 72 hours. Heat protection up to 230°C to defend against styling damage +72% more glass-like shine for visibly radiant hair 13x smoother hair with instantly improved detangling Helps lock in colour while sealing out dulling agents pH-balanced formula (4.5–5.5) to restore hair to optimal condition Leaves hair feeling soft, smooth and hydrated for up to 72 hours Invisible Shield Technology forms a protective layer over each strand How To Use: Apply to clean, damp hair Leave in Style as desired Formulated for professional use, this leave-in is ideal for creating luminous, healthy styles on colour-treated hair while preventing heat-induced fading and damage.