Transitions is designed to accommodate the needs of both adults and children without requiring separate toilet seats and combines subtle styling with innovative technology. This seat mounts easily from the top of the bowl using only a screwdriver, thus eliminating the need to reach under the bowl to tighten. And with other features like Grip-Tight bumpers that hold the seat firmly in place to prevent shifting, Quiet-Close technology to prevent the seat from slamming, and a ReadyLatch hinge to make seat removal easy for cleaning, we give you the right mix of functionality and style to bring comfort to your daily routines. Kohler K-4732-RL Features: Covered under Kohler's 1 year limited warranty Integrated child-size seat offers a comfortable, easy-to-use option for children Grip-Tight installation hardware makes it easy to fasten the seat "“ everything is done from above the bowl ReadyLatch hinge provides a positive lock/unlock latch to securely hold seat in position, yet seat easily removes for cleaning or adjusting fit Quiet-Close elongated seat closes quietly. Grip-Tight bumpers hold seat firmly in place Contoured seat for user comfort Kohler K-4732-RL Technologies and Benefits: Quiet-Close™: Innovative features include technology that prevents lids from slamming and seats that remove easily for cleaning. The Quiet-Close toilet seats are engineered to close with the slightest touch, reducing unwanted noise often associated with lid slamming. ReadyLatch™: ReadyLatch™ hinge provides a positive lock/unlock latch to securely hold seat in position, yet easily remove for cleaning and enable adjustability for proper fit. Kohler K-4732-RL Specifications: Height: 3-1/16" (top to bottom) Depth (Projection): 18-1/16" (hinges to the front most part of the seat) Inside Length: 12-1/4" (back to the front of the inner opening of the seat) Inside Length (Child-Seat): 10-3/16" (back to the front of the inner opening of the seat) Inside Width: 8-1/4" (left edge to the right edge of the inner opening of the seat) Inside Width (Child-Seat): 6-1/8" (left edge to the right edge of the inner opening of the seat) Distance Required Between Installation Holes: 5-1/2"