Sunbrella sets the gold standard for fade and stain-resistant upholstery. Most stains can be easily cleaned in just a few easy steps: 1. Rinse clean with water 2. Assemble soap solution of 1/4 cup mild detergent per gallon of lukewarm water 3. Use a soft bristle brush to gently clean fabric 4. Rinse thoroughly to remove all soap residue and allow the fabric to air dry.