Aquarium Filter Bio Sponge High-density Water Purification Biochemical Sponge Pond Fish Tank Filter Media Replacement Cotton envelope *The 3D DNR removes the

*The 3D DNR removes the image noise greatly for sharp videos even in extremely low-light conditions

feature15: Car headlights polishing

and non-toxic for long-lasting use

BIO-Balls do not require replacement unless damaged or destroyed

Aquarium Filter Bio Sponge High-density Water Purification Biochemical Sponge Pond Fish Tank Filter Media Replacement Cotton envelope *The 3D DNR removes theSPECIFICATIONS Brand Name: NONE High concerned chemical: None Origin: Mainland China Power (W): None Type: fish Voltage: none Features: This sponge is an accessory for fish tank filter. Using environmental high density sponge filter,can absorb dirt,quickly resolve fish feces and eliminate smell in water. Combined air pump using,can improve water oxygen level,achieve oxygenation and bio filtration double effect, keep water clean. 3 size can be