Zinsser HIDZ Multi-Purpose Primer Sealer is a fast drying, water-based acrylic formula that offers outstanding hide and adhesion to a variety of interior and exterior surfaces. Blocks common stains like crayon and oily handprints and has great adhesion in a fast drying formulation. Perfect for remodeling especially where transitions of new and existing work meet. Sands easily. Its easy flow properties make it great for brush, roll or spray application. Soap and water cleanup.