Features:Easy to useand store: mini fish tank brush, it is convenient to use and store thebrush.Eco-friendly:designed with the magnet, which can kill the bacterial in the water of thefish tank, and promote the water quality.Cleaning Tool: can be used to clean the fish tank, andprovide fishes a good living environment.Comfortable grip:the fish tank brush is ergonomic, comfortable to grip the brush.Hook and loopdesign: it is very convenient clean the fish tank and will not scratch thefish tank.Specifications:Condition: 100% Brand NewMaterial: ABS + MagnetColor:White, Orange, Purple, Red, Green(Optional)Size: approx. 3.8*3.2cm/ 1.49*1.25inWeight: approx. 50g/ 1.76ozThickness of the Fish Tank: Below 8mm/ 0.31inPackage List:1* Fish Tank BrushNotes:1. Please allow 0-2cm error due to themanual measurement. Thanks for your understanding.2. Monitors are not calibrated same,item color displayed in photos may be showing slightly different from the realobject. Please take the real one as standard.