MAX is a high performance state of the art water based acrylic/polyurethane polymer and resin varnish is the newest in the Earth Safe Finishes line of the highest quality, archival, safe varnish products we make. Interior/Exterior use, excellent color and gloss retention, and dries quickly. For use on ferrous and non-ferrous metal, wood, concrete, masonry, glass and various plastics. Dries to a rock hard finish. Corrosion resistance and resistance to abrasions, stains, moisture and household chemicals.