SUPERIOR MAGNTIC FORCE: This magnetic brush has super magnetic force, powerful cleaning power to make your aquarium glass shiny and clean.EFFECTIVE AND MULTIFUNCTIONAL: Our magnetic scraper can clean the inside and outside of the aquarium without leaving any dead corners. You can also clean your windows and other glass materials.NO DAMAGE TO FISH: This magnetic brush has a scratch resistant Velcro design, which can effectively clean the aquarium without damaging the glass.ALGAE REMOVAL: Our magnetic brush is also equipped with an algae scraper, which makes it easy to remove algae fixed to the wall of the aquarium.COMFORTABLE TO USE: The handle has a bionic design, a comfortable grip and it is easy and effortless to clean the fish bowl.