The Domestos Original is a new thicker, rinse-proof formula that clings to the toilet, giving long-lasting protection and killing germs even after you flush. This advanced Domestos formula also prevents against lime scale build-up in the toilet. It will leave surfaces brilliantly and hygienically clean. Long-lasting protection against germs. 24-hour protection. Suitable for use in women's and men's toilets. Kills 99% of germs. Size: 5L.