Description Description: Definitely, this filter will be effective to produce enough oxygen and collecting impurities and sewage for fish, which is harmless and safe. And it has high dissolve oxygen rate for you to produce water circulation in fish tank. Comes with compact sizes that you can freely choose the suitable one to fit your fish tank to use in home, the low noise and consumption will make it be convenient to use. It is constructed of plastic material. This product has different shapes and sizes for you to choose. It is suitable for placing in fish tank to create oxygen for water plant and fish.Item Name: Fish Tank Filter Material: Plastic Features: Low Noise, Collect Water Impurities, Increase Oxygen Size Details:A: 16cm x 6.7cm/6.3 x 2.64 (Approx.) B: 25.5cm x 6.7cm/10.04 x 2.64 (Approx.) C: 35cm x 6.7cm/13.78 x 2.64 (Approx.)Notes: Due to the light and screen setting difference, the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.Package Includes: 1 x Fish Tank Filter