ColorWow Color Security Shampoo is 100% clean, residue-free, sulfate-free shampoo for glossier, healthier hair. Perfect for all hair types. Best shampoo for color-treated hair, safeguards against color fade. Heathiest shampoo for thinning hair. Ideal for curly hair, coarse hair, frizzy hair, oily hair, dry hair, damaged hair, fragile hair, or if you have extensions. FEATURES: 100% clean, this unique, residue-free shampoo leaves nothing behind to dull hair or to block follicles which can cause thinning or hair loss. Keratin-safe, extension-safe, perfect for all hair types. Prevents color fade. No sulfates, no silicones, no conditioning agents, no parabens, cruelty-free, gluten-free. Available in 8 oz. or 33.8 oz. sizes.