Xanigo Marine Mold and Mildew Preventer Spray, Quart. Prevents and protects against mold & mildew for up to 90 days with just one application. No wiping. Eliminate mold and mildew from seats, life jackets, canvas, ropes, carpet and areas with high moisture. EPA approved. Long-lasting residual protection. No alcohol and non-flammable. Water based (only water-based Organosilane)