With its clean, simple design and efficient performance, this Highline water-conserving toilet combines both style and function. The two-piece toilet features a convenient chair-like height and elongated bowl for comfort, as well as a concealed trapway for a sleek look and easy cleaning. An innovative 1.28 gal flush setting provides significant water savings of up to 16,500 gal per year, compared to an old 3.5 gal toilet, without sacrificing flushing power. Kohler® Toilet, 2-Piece, Highline® Comfort Height® Collection, 1.28 gpf Flush, Elongated Bowl, 16-1/2 in Rim Height, 12 in Rough-In, 2-1/8 in Trapway, Floor Mounting, Class Five® Flushing System, 7-11/16 in W Bowl, 18-1/8 in W x 31-1/4 in D x 29-3/4 in H Overall, Vitreous China, Black