Please Note: Waste included Sound deadening pads included - helping to prevent stop any noise or vibrations from your sink High stain and rust resistance Overflow fitted Inset installation The Rangemaster Cosmo is an inset sink. Inset sinks are durable, suited to most countertops and easy to install. The small lip on the edge of the sink prevents warping by stopping water from getting into the cut out edge. Micro-sheen finish All Rangemaster Stainless Steel sinks have an enhanced soft brushed finish to both the bowl and the drainer. The luxury smooth surface finish is non-porous which helps inhibit the growth of bacteria, making this material a fantastic choice for a busy home. 25 Year Warranty Rangemaster stainless steel sinks are backed by an industry leading 25-year warranty.