Description of the product Features: 1.Effective: good absorbency and strong magnetic attraction, suitable for use with different glass thickness, can effectively clean the adsorbed algae in the aquarium, no need to worry about dirty hands. 2.Stable: the super suction is not afraid of falling, it is easier to clean the aquarium. 3.Safe: the swabs for the Scratch-proof cleaning will not scratch the glass. 4.Comfortable environment: fish can grow in a clean aquarium. 5.Easy to use: only move the outside, the inside can be moved and cleaned while cleaning the outside . Non-slip handle that improves the cleaning action. Description: Suitable for use in aquariums with glass less than 6 mm, Good magnetism, strong suction force, sinking design, beautiful shape. Specifications: Color: black, white, blue (optional) Material: ABS and magnet Size: 37 * 37 * 25mm Package includes: 1 * Mini brush magnetic for aquarium Note: 1. Due to the difference between different monitors, the picture may not