Ignite your shine with Acidic Color Gloss Leave-in Treatment Redken Acidic Color Gloss Leave-in Treatment is a leave-in spray that coats the hair with a hair-protecting formula, without covering the shine. The pH balancing formula provides smoothness and 6x hydration boost, all while helping lock in color. Enriched with Redken's Invisible Shield Technology, this leave-in spray shields out damage from heat, pollution, and minerals from water. The result? Hair that looks and feels vibrant, shiny & healthy! Key Benefits: 13x smoother hair* Up to 230c degree heat protection* 6x hydration boost *Acidic Color Gloss Leave-in vs non-conditioning shampoo