Eliminate limescale and remove stains with these Harpic Toilet Cleaner Tablets Choose from 200g, 600g and 1200g  Innovative technology dissolves and eliminates limescale Great solution for cleaning the u-bend, no scrubbing. Hygienic and touch-free tablet  Deep cleans below the waterline Buying Options:  5.99 pounds for 200g  14.99 pounds for 600g  24.99 pounds for 1200g