Magnetic Algae Scraper Floating Double Sided Scratch Aquarium Strong Magnetic Cleaner for Aquarium Fish

Double Blade: Magnetic algae scraper has a double headed scraper, , a scraper that clean, comprehensive cleaning, saving more effort. 4X Powerful Magnet: Fish magnetic brush is designed with hollow inner brush, the brush is suspended and does not sink, and the 4X powerful magnet does not demagnetize for ten years. Double Sided: Fish magnetic brush has inner that won t deform, easy to remove algae, and soft outer that won t hurt the wall. Item Type: Magnetic Algae Scraper Material: Plastic, Magnet Use: Magnetic Brush for Cleaning Fish Suitable for Fish s: within 40cmCelsius15.7in Suitable Thickness of Cylinder Wall: less than 4mmCelsius0.16in