RockSolid, Gallon, Gray, Composite Deck Refresh, Water Based Exterior Toner & Sealer, Refreshes The Color, Restores The Finish On Faded Composite Wood Decks, Protection Against Water Damage, UV Graying & Mildew, Neverwet Properties For Advanced Water Repellency, 1 Coat Application, Use On Wood Capped Composite Decks Only.