Product Description: SIZE: ELONGATED : The elongated toilet seat fits most standard elongated toilet seats. It measures 18.5 " in length, 14.2 " in width, and 5.6" of Mounting hole distance.Please measure your toilet size before your purchase to determine if you need ELONGATED size. SLOW-CLOSE SEAT: Toilet seat round closes slowly and quietly prevents accidental slamming or pinching fingers, providing a quiet environment for your family. EASY TO CLEAN: Opens the hinged cover，Quick Release hinges allow oval toilet seat to be unlatched easily from the toilet. You can clean the areas that hard to reach, which keeping your bathroom fresh and comfortable. NO MORE WIGGLE: No need to be troubled by seat wobbling, shifting, or slipping, the seat has four non-slip bumpers. your seat will never come loose and feel comfortably safe. PREMIUM QUALITY PLASTIC: Toilet seat round made of resilient plastic, Much tougher and more durable than ordinary plastics. non-absorbent and resistant to chemicals and stains, easy to clean. Strong and soft plastic, giving you a comfortable experience.