Description Aqua One Floating Magnet Cleaner (Medium) Suitable for glass thickness to 8mm only Can be used in Coldwater, Freshwater Tropical & Salt water. Strong magnet that allows the cleaner to be on the inside of the tank and the handle to be on the outside of the tank. Simply slide the handle back and forward and the cleaner on the inside of the tank wipes the glass for you ? it’s that easy! Key Benefits: Super Strong Magnets Non-Slip Gripped Handle Improved cleaning action Floats – avoiding lost magnets at the bottom of your aquarium Anti-Scratch Cleaning Pad Highly efficient in removing algae from glass
