The Croydex Flexi-Fix Constance Thermoset Plastic Toilet Seat is a functional light-weight toilet seat which includes some important features, making it ideal for all bathroom suites. Constructed from thermoset plastic this toilet seat is sturdy yet lightweight. The unique Flexi-Fix™ system means that this versatile seat fits perfectly onto most standard size toilets. The patented V-shaped hinges give you 9-cm of play so that you can get the holes of any toilet correctly lined up for a perfect fit. Installation is quick and easy, and all of the necessary parts come included. The adhesive non-slip pads located beneath the hinges ensure that this toilet seat will not work itself loose with use. Remove the protective film from the pads and lightly position the seat. Insert the bolts and screw them down lightly. Make sure that the seat is correctly aligned. Then, apply a firm pressure on both hinges for about 20-seconds to fix them in place. before finally tightening down the bolts.