Maintain a consistently fresh and clean toilet with this two-pack of Harpic Active Fresh Citrus Toilet Blocks. Infused with essential oils, these hygienic toilet blocks will keep your bathroom smelling amazing with every flush. Keep your toilet fresh and clean for longer with this Pack of Two Harpic Active Fresh Citrus Toilet Block. With essential oils, these hygienic toilet blocks will keep your bathroom smelling amazing with every flush. Harpic Hygienic Toilet Rim Block Twin pack - Citrus &Grapefruit, Pack of 6 Innovative cage free toilet blocks: no cage, no germybuild-up Help...