The latest innovation in color care, Redken's Acidic Color Gloss Shampoo and Conditioner extends color and provides salon-like shine. Acidic Color Gloss provides long-lasting color vibrancy for up to 32 washes* and locks in intense molecular-level shine for up to 76% shinier hair**. The acidic pH formula with amino acids and vitamin E help seal the cuticle and lock in shine to protect color from fading and dulling that may be caused by water and heat. KEY BENEFITS: ACIDIC COLOR GLOSS SHAMPOO • Color vibrancy for up to 32 washes* • Acidic pH formulas seal cuticle + lock in shine​ • Sulfate-free cleansing​ • Hair looks & feels revitalized instantly ​ • Color protection & salon-grade shine for colored & glossed hair