The TOTO SoftClose(R) Slow Close Elongated Toilet Seat and Lid is the latest in innovative smart seat technology. The ultra slim design creates a sleek and modern aesthetic with seamless connection to the toilet bowl. Constructed of solid, high-impact plastic, this unique seat is specifically designed for a gentle, softer close. The seat and lid utilize a built-in SoftClose(R) hinge system, which lowers the seat and lid down to the bowl gently and quietly. The engineering of SoftClose(R) combines TOTO's high-quality standards and consumer ease. Top tightening mounting bolts ensure easy and secure installation for a more stable fit on the bowl. This seat couples well with TOTO T40 WASHLET(R)+ bowls and conceal the WASHLET(R)+ channel. Features a quick release hinge system for easy cleaning and maintenance. All mounting and installation hardware for the SoftClose(R) seat is included, along with easy to follow installation instructions for care and maintenance guidelines.