Designed to fit most elongated toilets, this Impro toilet seat has a lid that completely covers the seat for a clean, unified look to complement contemporary bathroom decor. The seat mounts easily from top of bowl using only one screwdriver, thus eliminating the need to reach under the bowl to tighten. Grip-Tight bumpers hold this elongated toilet seat firmly in place to prevent shifting. Quiet-Close technology prevents the soft close elongated toilet seat from slamming. And, a ReadyLatch hinge allows for easy removal of this KOHLER soft close elongated toilet seat for cleaning. This toilet seat gives you the right mix of functionality and style to bring comfort to your daily routines.