Kohler K-3986-0 Memoirs Comfort Height Two-Piece Round Front Toilet with Classic Design, White 28-3/8-Inch Length by 18-7/8-Inch Width by 31-1/8-Inch Height High-Efficiency System Offers Bulk Flushing Performance and Best-In Class Cleanliness Significant Water Savings of as Much as 16,500 Gallons of Water Annually Over a 3.5 Gallon Toilet Meets Strict Flushing Performance Guidelines Established by the EPA's WaterSense Programs Large 3-1/4-Inch Canister Flush Valve Features a Powerful Jet Action, Providing Rapid Water Delivery from Tank to Bowl