Care Instructions Care Info Sanibel Sunbrella ® Stone Back Pillow Do not leave spills unattended. For outdoor use. Do not use abrasive cleaner. Outdoor fabric is mold, mildew and fade resistant. Spot clean with mild detergent and water. Cover or store indoors during the winter and/or extreme weather. Remove or stand wet cushions to aid in drying time. We recommend using a soft brush to remove dirt and dust. To prevent mildew during storage,fabric and furniture must be dry.