This is a state-of-the-art, pre-blended pool plaster designed to provide an exceptionally smooth, radiantly white, and long-lasting finish. A unique formulation of the whitest marble aggregates, premium white cement, and performance-enhancing admixtures, Ultra Pearl Brite™ is resistant to common pool plasters problems like spot etching, staining, pop-offs, and discoloration. High tech admixtures reduce permeability and improve chemical resistance.