Xinyou Bio Sponge Filter Medium

Material : Plastic, Bio-sponge Model : XY-2831; Dimension: 8×4.5x10cm,Recommend Tank Size: 76 Liters.

Sponge filters provide both mechanical and biological filtration

This air filter sponge is made of environmentally friendly biochemical cotton, which is more durable than any sponge filter on the market. It is used in combination with an air pump to achieve the dual effects of oxygenation and filtration.

With two suction cups, it can easily stick to any position of the fish tank, easy to disassemble and clean.

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