It is a universal toilet seat with durable lid and extra strong hinges, ideal for families, restaurants, department stores and hotels.The MDF lid and seat ensures high rigidity, hardness and strength. Together with hinges made of extra strong and durable chrome-zinc alloy, this toilet seat is designed for long terms of use. The toilet seat fits to all common toilet bowls with hinges adjustable from 12 to 20cm wide. The simple design also makes it easy to integrate into any bathroom decoration styles. What\'s more, it is simple to install and easy to clean.