[High-density soft brush] The fabric of the aquarium magnetic brush is soft, not easy to tear and wear-resistant. It can be used to scrape algae, moss, dirt, etc. and is safe for the aquarium. It completely cleans the aquarium without residue. [Easy to use] The shell is made of high quality plastic material, comfortable to hold, seamless and non-slip and waterproof. When you move the outer magnet, the inner magnet will follow the movement, which will make it easier for you to fully clean. [Strong magnetic force] This mini magnetic aquarium brush is light and beautiful, has a strong magnetic attraction, strong absorption, durable and practical, suitable for 3-6MM / 0.12-0.24 inch glass, very suitable for square or round tanks. [Comprehensive cleaning] Using With a magnetic brush, you can clean the inside and outside of the algae water tank without putting your arms in the water, saving your time and making it easier for you to clean the glass. [Package Include] You will get 3 mini