uxcell Plastic Handle Cleaning Cleaner Steel Wire Tube Pipe Brush 10 Pcs Silver Tone Material : Stainless Steel, Nylon,Plastic;Package Content : 10 x Steel Wire Tube Brushes;Total Length : 9.9cm / 3.9" Brush Diameter : 7.5mm / 0.3";Nylon Brush Length : 2.3cm / 0.94";Plastic Handle Size : 4 x 73mm/0.16" x 2.9"(D*L) Good for cleaning inside of aquarium and fish tank tubes. Steel wire brush can effective remove the dust and rust in the tubes. A great cleaning partner for creating healthy aquarium environment.