Bath D&eacute;cor 2F1R9-00 Premium Plastic Family Slow Close Round Top Mount Toilet Seat with Adjustable Hinge Strong & durable - injection molded of high-impact, chemically resistant polypropylene Magnets hold juvenile seat in place within cover when not is use Easy, self aligning, top mount installation with just a screwdriver Comfortable, ergonomically designed ring Adjustable Hinge for a perfect on any standard ANSI toilet bowl