The American Standard Cadet 3 Slow-Close Elongated Closed Front Toilet Seat features solid plastic construction for long-lasting resilience. With a telescoping lid that conceals the seat when shut, the design features an EverClean antimicrobial surface to help prevent the growth of mold, mildew and bacteria that cause stains and odors, keeping your toilet cleaner over time. Designed to fit most conventional elongated toilets, the seat also includes slow-close hinges to prevent slamming, helping reduce injury and create a safe bathroom environment.