● Remove unsightly algae from aquarium walls
● Magnet makes it easy to clean the inside of the aquariums from the outside
● Weighted scrubber will not float away!
● Scrubber falls straight down if separated from magnet for easy retrieval
● Both a glass and acrylic scrubber pad included
● Ideal for glass or acrylic aquariums up to 20 gallons or 1/4″ thickness