Reusable Natural Pumice Pool Cleaning Block --- Rubs out deposits without harm to ceramic tile or pool plaster. Non-toxic and chemical free, won't upset PH balance, safe around children and pets. Safe for most pool surfaces including tile, grout, concrete, and so on, works where chemicals fail. This pumice pool tile cleaning block will help you swimming pool regain its shine again and ready for the summer.Specifications: Material: Pumice Size: 15.57.57.5cm/5.912.952.95inches Weight: 385g Color: Gray Applicable pool: GeneralNotes: 1. The above data are manually measured, and an error of 1-3 cm is allowed. 2. Due to different displays and lights, there may be errors in colors. Please refer to the actual items.Package Contents 1 * Cleaning stone
