Duck 5 in 1 Lime Zest Fresh Discs, just one shot will deliver five different cleaning actions to your toilet. This discreet in-cistern adhesive sits just under the toilet rim, eliminating the need for an unhygienic rimblock. Each flush will release a burst of freshness that cleans your toilet bowl, washes away limescale that harbours germs and continuously fragrances with refreshing lime zest notes. Pack contains 2 dispensers and 12 lime zest gel discs.