Waterlox Satin Marine Finish- Gallon Penetrates and waterproofs when used as a finishing system in conjunction with Waterlox Marine Sealer (TB 3809) (Waterlox Original Sealer/Finish (TB5284) can be used interchangeably). Forms a protective and elastic finish against sun/UV rays, harsh weather and moisture exposure Like all of our Tung oil finishes, 90% of the resin portion of the formula is from renewable, natural resources Formulated as a traditional exterior Tung oil spar varnish in a satin sheen Produces a Satin Sheen appearance (30-40 gloss level)