This WaterSense®-labeled high-efficiency toilet combines water conservation with the versatile style of the Cimarron collection. A 1.28 gal flush provides significant water savings of up to 16,500 gal per year, compared to a 3.5 gal toilet, without sacrificing performance. This toilet features innovative AquaPiston™ technology, a patented flush engine that delivers a fast, powerful and virtually plug-free flush. An elongated bowl, positioned at the height of a standard chair, offers comfort and ease of use. Kohler® Toilet, 2-Piece, Cimarron® 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, AquaPiston® Flushing System, 3-1/4 in Flush Valve, 10 in W Bowl, 17-5/8 in W x 30-3/4 in D x 28-3/4 in H Overall, Vitreous China, White