Only mild, pure and water-free dry cleaning solvents may be used for cleaning in a well-ventilated area. Caution: Use of water-based or detergent-based solvent cleaners may cause excessive shrinkage and staining. Water stains may become permanent and impossible to remove with solvent cleaning agents. Recommended: Cleaning by a professional furniture cleaning service only is recommended. To prevent overall soiling, frequent vacuuming or light brushing to remove dust and grime is recommended