[Decontamination & Deodorization]:Push forward to install, pull back to remove,refills can be thrown away after use.They help you clean efficiently while providing you with and elegant ocean fragrance. [Clean Up the Rim]:The hexagonal sponge design cleans hard-to-reach rim under the bowl's edge and allows for faster and cleaning. [Planar Contact]:Contact with the clean plane, has a larger contact , and does not harm the glaze,bring you a highly efficient cleaning experience. [Three-tier Design]:Three-tier thickening design,sponge has strong water absorption,and contains cleaning liquid,can quickly dissolve in the water,release decontiination factor,can decompose the toilet dirt. [Widely Use]:They can be widely used in bathroom cleaning,such as mirrors,toilets,wash basins,glass,floor drain,etc.