Foxpic Magnetic Brush Aquarium Fish Tank Glass Algae Scraper Cleaner Floating (7 x 3.5 7 cm)

Made of High magnetic material, large suction force Streamlined design, beautiful shape, floating design, easy to use. Simply put one of the two pieces into the aquarium tank, put the other piece outside of the tank and they can be adsorbed together. Move the outside piece and the inside one will move likewise, thus, you can clean inside and outside of the aquarium tank at the same time. The internal floating design makes it convenient to be taken out if it accidentally fall into the aquarium. Size: 7x 3.5 x 7 cm (L x W x H)