Nexxus Color Assure Shampoo for Vibrancy for Color Treated Hair Powered by Chromabond Sealer with Citric Acid 33.840 WASHES OF COLOR VIBRANCY: Color assure shampoo and conditioner protects against color fade for up to 40 washes 3. 3% CHROMABOND SEALER TECHNOLOGY: Shampoo for color treated hair helps maintain color depth, chromatic radiance, and tone LOCKS IN COLOR + INSTANT SHINE IN 1 USE: Shampoo and conditioner system seals cuticle to prevent color stripping or fading; ensures long lasting radiance and shine in one use REPAIRS COLOR INDUCED DAMAGE + SMOOTH &