CLEAN AND SOFT FIBER RINSE will neutralize all caustic residues and rinse away the detergents trapped deep in the carpet fiber. CLEAN AND SOFT FIBER RINSE helps guard the carpet against re-soiling and to prevent browning after the carpets have been cleaned.  Use this product when zero residue is desired. CLEAN AND SOFT FIBER RINSE is safe for 5th Generation Stain-Resistant Carpets. Formulated with anti-wicking agents.