This water-based epoxy primer is designed for applying Tuff Coat Rubberized Nonskid Marine Coating to concrete, wood, or fiberglass. This two part primer contains one pint each of primer and hardener. For use with one gallon of Overton's Tuff Coat Nonskid Coating. Shipped ground only. No return or refund if product has been opened. Overton's Tuff Coat Water-Based Epoxy Marine Primer and Hardener CP-10, 1 pt. ea