You've put a lot of care into choosing your furnishings. And with continued care at home, they should share your address for many years to come. Now for your owner's manual...
W: Professional upholstery cleaning w/H20 based cleaner or foam.
Do not use abrasive cleaner.
Outdoor fabric is mold, mildew and fade resistant.
Cover or store indoors during the winter and/or extreme weather.