FiberGard protects fabrics from the inside out. The FiberGard Difference Ordinary fabric protectors are water-based, and contain materials that form a coating over fabrics. Water-based formula can shrink some fabrics.
Coating is becomes ineffective after steam cleaning.
Coating can affect the look and feel of fabrics. Over time, coating wears off. This allows dirt and stains to penetrate fabric, even underneath protected fibers. This can make stain removal more difficult. FiberGard is solvent based, so it penetrates fibers, protecting them from the inside out.