An Innovative System of Cone 5 Glazes and Underglazes. Achieve the vivid colors reminiscent of the richly decorated majolica wares made during the Italian renaissance. Enjoy fluid consistency as stand-alone glazes on bisque. Realize brilliant underglaze colors at Cone 5 — previously thought possible only in low-fire ceramics. Cone 5 glazes, underglazes and majolica. Use the 21 Versa5 colors straight from the jar, or mix them into thousands of different colors and hues.