Belfast sinks catch the eye in any kitchen becuase of their solid white chunkiness. But what happens when that brightness begins to fade? Daily wear and tear, used tea bags and corrosive household cleaning products are just some of the things that might cause stains on your sink. So what's the best way or removing marks from a belfast sink? We've got a product on our online shop which does the trick. Muggins here can testify: I've cleaned a lot of belfast sinks in my time and this is the best product I've found so far!