Ergonomic Toilet Seat -The d shaped toilet seat fits the natural curve of the human body and increases comfort during extended use; soft close technology of toilet seat prevents accidental slamming or pinching fingers, providing a quiet environment for your family. D Shape Toilet Seat Size -toilet seat is suitable for most standard d shape toilet seats. Please measure your toilet bowl (see diagram at left) to determine the size you need before ordering. Easy to Install & Maintain – you can easily adjust the installation position to better fit your toilet; d shaped toilet seat provides quick-attach hardware for fast and secure installation. - The toilet seat is made of a tough & earth-friendly polypropylene plastic in white that matches most bathroom styles and doesn't fade, flaking or crack over time. Made of high‑quality PP material, it is resistant to wear, cracking and aging, ensuring long service life., Manufacturer: LYVQZPWLR