Designed to Fit Baby Bowls; DuraGuard® is an Anti-Microbial Property Built in to the Toilet Seat to Inhibit the Growth of Bacteria; Commercial-Grade, Heavy Duty Plastic with Molded-In Color Resists Wear, Chips and Stains; Check Hinges Prevent the Seat from Going 11 Degree Beyond Vertical; STA-TITE® Commercial Fastening System™ Never Loosens™; Reduces Installation Time, Eliminating Callbacks for Loose Seats; Made in USA 13-7/16" x 15-1/4", White, Plastic, STA-TITE Check Hinge, Open Front, Toddler/Baby, Heavy Duty, Commercial Toilet Seat without Cover