Ongoing design evolution. Raster is a matrix data structure, made up of a collection of tiny, uniform sized pixels arranged in a grid, used to create complex compositions.RasterPRODUCT INFODownload the PDF Catalog This collection includes four models: Lines S (6"x6"), Grid S (6"x6"), Lines M (6"x6") and Grid M (6"x6"). Available in eight colors: Chalk, Ash, Mud, Moss, Deep Blue, Basalt, Clay and Off White. Porcelain body with a matte finish.