Product Description Designed to fit most elongated toilets, this Cachet seat combines subtle styling and innovative technology. Unique grip tight bumpers hold the seat firmly in place and prevent shifting. This Q3 Advantage seat features innovative technology that prevents the seat from slamming, and simplifies both cleaning and installation. For non-residential application recommend using K-7671 or K-20110. From the Manufacturer Kohler K-4636-96 Cachet Quiet-Close Elongated Toilet Seat, Biscuit.