The sit tight hinge offers peace of mind that your seat will be easy to fit, durable and maintain a clean finish. No more movement Thanks to the high strength grip pads seats will stay secure in position. For ease of fitting collapsible supports hold the hinges away from the pan whilst you align the seat. Once pressure is applied, pads beneath the hinges grip the toilet pan so there is "no more movement". The timeless design and innovative fixing system means these seats are a worthy investment for any bathroom. A white seat is ideal for a range of bathroom designs from classic to contemporary. Adjustable hinges fit all standard toilets Durable polypropylene Plastic hinges with secure grip pad All fittings included, no tools required Anti-Bacterial Quick Release Bottom Fix installation