Aquarium Filter Blanket Bag Pad Dry Wet Filtration Clean for Fish Bowl Bottom Filter

Neutral material does not affect pH GH TDS.

Physical preparation, no glue.

Be able to breathe. Principle of wetland water and grass purification.

Keep the dirt in the grass for aerobic bacteria decomposition.

The fiber is fine and the impurities in the water can be filtered effectively.

Easy to clean, machine washable and not deformed.