Aquarium Bio Filter Balls with Cotton for Fish Pond and Tank

Biological filtration: Provides a large surface area for beneficial bacteria to colonize, enhancing water purification and clarity.

Durable material: Constructed from high-quality, non-toxic plastic that is safe for all aquatic life and resistant to degradation.

Integrated cotton: Each bio ball includes a cotton insert to trap fine particulate matter, improving mechanical filtration.

Enhanced water quality: Effectively breaks down harmful ammonia and nitrites, promoting a healthy and stable aquatic environment.

Versatile application: Suitable for various filtration systems in fish ponds, freshwater, and saltwater aquariums.