Hydrazzo is the smoothest, richest and most luxurious swimming pool surface, available in a wide variety of colors. Aquavations Hydrazzo combines naturally beautiful coarse graded crystalline and colored marble, along with white Portland cement and a host of other performance enhancing ingredients to create the ultimate pool coating. This polished pool surface is naturally resistant to spot etching and topical stains and algae adhesion. The result, Breathtaking color and silky smooth texture and proven durability. Shown here is French Gray Hydrazzo which gives the water a deep ocean blue color.