Synergistic balanced blend of builders, surfactancy and solvency. Synergistic blend allows product to work on a multitude of stains. One product, for 95% of the stains. Movement of stain into foam rather than adjacent fibers. Compatible with All Solv Extreme[TM] and most other solvents that may be used on the stain. Use greatly aids the free rinsing remaining solvents and stain from fibers.