FSR Big Job Fiberglass Stain Remover - 2-LiterFSR (Fiberglass Stain Remover) is a unique stain absorbing gel that is ideal for removing oil, rust, exhaust, waterline and transom stains. It can also be used anywhere else fiberglass stains may crop up-shower stalls, furniture, etc. Use for removing road soil from trailered boats and recreational vehicles. Its non-abrasive quality means that it&';s safe to use on white painted surfaces as well as on gel-coat. Just be sure to test a small area first to be sure FSR will not damage finish. Requires no sanding or compounding. Simply apply with a brush, sponge or cloth. Wait a few minutes and then wipe off or rinse.For really big clean-up jobs. 67.8 fl oz (2 liter) bottle. Specifications: Type: Fiberglass Box Dimensions: 3"H x 6"W x 10"L WT: 4.7 lbs UPC: 011698079209 Quick Guide (pdf)Owner&';s Manual (pdf)Brochure (pdf)