KOHLER K-3888-G9 Cimarron Comfort Height Two-Piece Round-Front 1.6 GPF Toilet with AquaPiston Flush Technology and Left-Hand Trip Lever, Sandbar Round-front bowl offers an ideal solution for smaller baths and powder rooms Comfort Height feature offers chair-height seating that makes sitting down and standing up easier for most adults Coordinates with other products in the Cimarron collection AquaPiston canister allows water to flow into the bowl from all sides, creating a morepowerful & effective flush Durable canister design has 90% less exposed seal material than a 3-inch flapper, for leak-free performance