303 Fabric Guard is one of the only product recommended by and for Sunbrella, as well as other fabric manufacturers to restore lost water and stain repellency to fabrics. When applied to clean and dry fabrics, our formula restores lost water and stain repellency to straight-from-the-factory levels. Does not alter fabric color, feel, flammability, or breathability. Safe for use on all fabrics, as well as synthetic and natural fibers, including upholstery, cushions, umbrellas, life jackets, suede, canvas, and more. Rejuvenate your fabric's shield against frustrating spots and stains today with our 303 Fabric Guard!