Nexxus Color Assure Shampoo has been specially formulated to help extend the color vibrancy of color-treated hair longer. Using our exclusive PROTEINFUSION blend, this sulfate-free shampoo cleanses color-treated hair and helps replenish nutrients to help enhance color vibrancy. For best use, apply shampoo to wet hair. Later. Rinse, and follow with Nexxus Color Assure Conditioner. Nexxus scientists used Proteomics studies to examine hair damage at the molecular level and found that the main cause of color loss and dullness is hair coloration. With this knowledge in mind, our scientists developed a one-of-a-kind PROTEINFUSION blend with Elastin Protein and Quinoa, along with other ingredients, to create Color Assure formulas that result in long-lasting color vibrancy for up to 40 washes! Our Color Assure range includes new formats that create an optimal regiment for color care. The range includes products like a shampoo, conditioner, cleansing conditioner, purple shampoo for blonde and silver shades, and a deep treatment masque. A leader in salon-quality hair products, Nexxus uses learnings from science and nature. We know that hair is made of almost 90% proteins, which is why we use advanced scientific methods to identify the protein needs of each hair type and create customized formulas with proteins to bring your hair back to life./br/brFor best results, use the Color Assure Sulfate Free Shampoo with the Nexxus Color Assure Long Lasting Vibrancy Conditioner. This 33.8 oz shampoo for colored hair comes in a convenient pump bottle. This color shampoo is safe for use on color treated hair. Infused with an exclusive PROTEINFUSION blend with Elastin Protein and Quinoa, this shampoo for colored hair helps bring your hair back to life. This sulfate free shampoo is also silicone free and replenishes hair with nutrients lost during the coloration process. This shampoo for colored hair provides long-lasting color vibrancy for up to 40 washes and is a great shampoo for color treated hair. Nexxus Color Assure Sulfate Free Shampoo cleanses color-treated hair for long-lasting vibrancy./br/brGTIN: 605592091759. Best Sellers Rank: See Top 100 in Beauty & Personal Care. Number of Items: 1. Recommended Uses For Product: Color Protection. Liquid Volume: 33.8 Fluid Ounces. Product Benefits: Shining, Color Protection, Color Care, Nourishing. Special Feature: with ProteinFusion. Material Type Free: Silicone Free, Sulfate Free. Age Range (Description): Adult. Hair Type: Color. Item Form: Liquid. Brand: Nexxus. Country of Origin: USA. : B001EO5WYU. Manufacturer: Unilever. UPC: 605592091759. Item model number: 605592091759. Product Dimensions: 6 x 5 x 4 inches 1 Pounds. Is Discontinued By Manufacturer: Yes.