Open front less cover, elongated, heavy-duty, injection-molded solid plastic toilet seat. Features two large 2 in lift bumpers, check hinges with non-corrosive 300 Series stainless steel posts and pintles and STA-TITE® Commercial Fastening System™ Seat contains DuraGuard® Antimicrobial Built-In Seat Protection™. This seat complies with IAPMO/ANSI Z124.5- 2013 Plastic Toilet Seats as a class Commercial Heavy Duty.