http://www.sailrite.com/303Aerospace... 303's Fabric and Vinyl Cleaner is an industrial strength concentrate for cleaning fabric. It is designed to accomplish even the toughest, heaviestduty cleaning jobs safely, without harsh chemicals. 303 Cleaner contains no caustics, acids or solvents. It is nonflammable, nonfuming, odorless and rinses residue free. Great for cleaning Sunbrella brand fabrics.