Kohler K-4387-0 Memoirs Comfort Height Round-Front Bowl 12-Inch Rough-In Class Five-Provides Tremendous Bulk Waste Flushing Performance and Best-In-Class Bowl Cleanliness Comfort Height ADA Compliant Round Front Bowl Coordinates with Kohler K-4433 Memoirs Classic Design Toilet Tank and Kohler K-4434 Stately Design Toilet Tank Coordinates with Memoirs Bath Suite