Kristin Ess Hair The One Purple Shampoo for Toning Blonde Hair - Neutralizes Brass + Yellow Tones, Shine Restoring - Sulfate, Silicone and Paraben Free, Color + Keratin Safe, 10 fl. oz.

Contains Zip-Up Technologyª, our proprietary strengthening complex designed to "zip-up" split ends while targeting weak areas of the hair, smoothing the appearance of damaged cuticles and helping to protect hair from environmental stressors and color fade.