Magnetic Aquarium Algae Scraper Brushes

Product overviewThe magnetic aquarium brush uses a strong outside magnet to drive a matching inside brush. As you move the outside magnet, the inside brush follows to scrub the glass and remove algae and grime.Key features Floating inside brush: The inner scrubber floats and won’t sink in the tank. Strong magnetic force: Clean algae and scum from inside glass with ease. Materials: Plastic body with a magnet. Replacement blades are carbon fiber (not metal). Size compatibility: Suitable for tanks