White round soft closing toilet seat that is compatible with a range of round pans including the Ideal Standard Space series . Featuring 2 button quick release hinges for easy cleaning. Suitable for both top and bottom fitting toilet pans. Please measure your pan bowl to check to the suitability of this seat before ordering. This seat is a suitable replacement for round pans by a number of manufacturers, but unfortunately will not fit all. A helpful picture diagram has been provided which shows all the measurements, in mm, of this seat which you can compare with your own measurements. The three key measurements you require are; 1. The distance between the fixing holes - where the screws are. Please measure the distance between the pan holes, centre to centre. This seat suits pans where this measurement is between 135-177mm centre to centre. 2. The width of the toilet bowl at its widest point. This seat is 400mm wide. 3. The length from the front of the bowl back to the two seat-fixing holes. This seat is 420mm long. Please view the helpful size diagram within the images