No More Callbacks for Loose Seats, the Sta-Tite® Commercial Fastening System™ Reduces Installation Time and Eliminates Callbacks for Loose Seat; Commercial-Grade, Heavy Duty Plastic with Molded-in Color Resists Wear, Chips and Stains; Check Hinges Prevent the Seat from Going 11° Beyond Vertical; 300-Series Stainless Steel Posts and Pintles Resist Corrosion; Fits Most Manufacturers' Elongated Toilets; Made with Eco-Friendly Materials and Processes; Made in USA 14-1/4" x 18-7/16", White, Plastic, Non-Self-Sustaining Check/Self-Sustaining Check Hinge, Open Front, Elongated, Extra Heavy Duty, Toilet Seat without Cover