- Plastic Elongated Slow Close Toilet Seat TSE395SL The Winfield toilet seat is made with strong, durable, plastic giving a clean and attractive look to your bathroom. This high-grade plastic toilet seat features slow close hinges which prevents the cover from slamming while also being easy to install with our hassle-free installation kit. This stylish seat features front to back adjust-ability, for the perfect fit and easy cleaning, while its ergonomic design provides maximum comfort.