The Stream33 Elongated Plastic Open Front Toilet Seat, is made from heavy-duty molded plastic for durability. Designed with self sustaining check hinges, the seat can be held up to 11 degrees beyond vertical. This commercial-sized seat features sturdy stainless steel hinges and bolts, ensuring a secure attachment. Molded bumpers and slip-resistant pads offer additional stability and safety during use. Backed by a 2-year warranty, this toilet seat provides a reliable and practical solution for any bathroom.