KOHLER K-4732-0 Transitions Quiet-Close with Grip-Tight Bumpers Elongated Toilet Seat with Integrated Child-Size Seat, White Integrated child-size seat offers safe, easy use for children. Quiet-Close(TM) lid closes slowly and quietly without slamming. Grip-Tight bumpers add stability and prevent shifting. Quick-Release(TM) hinges allow seat to be unlatched from toilet for easy removal and convenient cleaning; no tools required. Quick-Attach(R) hardware for fast and secure installation.Color-matched plastic hinges.