Lightweight and compact: its size is 4 x 4 x 3.4cm, suitable for 0.8cm glass thickness, very suitable for small glass or saltwater and freshwater aquariums . Easy to use and store, can be placed in a corner after use, which does not affect the observation of fish. Exquisite soft brush: the aquarium cleaner with a soft cleaning pad, which can help you easily clean the aquarium without scratching the glass. Just clean it once and your fish will have a clean and healthy home. And you don’t need to wet your hands or disturb the fish to retrieve it. Comfortable and easy to use: the design fits the curve of your hand, you can hold the cleaner of glass comfortably. Just move the outside, the inside will be clean. Small arched aquariums are also suitable. It can go around square corners without missing any corner. Black Super Magnetic Brush - The small aquarium cleaner can remove efficiently and quickly. Our magnetic brush has super magnetism. You can easily clean the inside by gently sliding