Features:

Biochemical sponge filter provides biological filtration to the aquarium, helps to stable water quality. Increase the oxygen solubility.
It is very easy to precipitate and filter the water in the aquarium, creating a pleasant environment for your fish aquatic life
Working noiselessly. Good permeability, easy to clean. Perfect filters accessories for your tank and aquarium.
Put the sponge in the water, then put it into the filter box, so as to keep the water flowing. If the sponge is dirty, please remember to clean or replace it
It can be cut into different sizes as required
If there are any squeezes during transportation, please leave in the sun for several hours. It will be reverted

Specification:
Material: Sponge
Color: Green White (two layers)
Green Spong Size: 30x30x0.8cm, 60x30x0.8cm
White Spong Size:30cmx50cmx2.5cm/30cmx40cmx2cm/30cmx50cmx2cm/50x60x2cm/50x12x2cm
/100x12x2cm/100x30x2cm/100x40x2cm
/50x12x3cm/100x12x3cm/100x30x3cm/100x50x3cm
Reminder:

1. Soak the sponge in the aquarium water for 5 minutes before use, by doing this will help nitrifying bateria colonise easier.

2. Always use aquarium water under room temperature to rinse clean the sponge, never use hot water.

3. It must be used through connecting the air pump.

Including:

1pcs Aquarium Fish Tank Filter Sponge