Description A water-based, V.O.C. free, low odor, non-toxic polymer additive for Milk Paint that greatly improves adhesion to non-porous surfaces including close-grained hardwoods. When Extra Bond is added to Milk Paint, it improves adhesion to previously finished or other non-porous surfaces. Use for surfaces such as glass, baked enamel, primed metal, laminate, oil or latex paint, varnished, shellacked or polyurethaned surfaces and many plastics. Add Extra – Bond to previously painted or finished surfaces to improve adhesion. – Environmentally safe. – Simple to use (add to mixed milk paint, no extra steps). – Easy soap and water clean up. – 2 parts paint to one part extra bond. Full instructions are on the package. – Do not freeze! – Do not apply below 60 degrees F.