600 Pcs Bio Filter Balls with 6 Pieces Filter Media Bags Mesh Bags with Zipper 1.02 Inch Black Internal Bioballs Filter Media for Pond Fish Tank Aquarium

Sufficient Quantity: You will receive 600 pieces of bio filter balls and 6 pieces of black mesh bag with zipper, the abundant number and matching combination are suitable for your replacement and usage needs in multiple scenarios; The black bio filter balls filter media can be utilized alone or within a mesh bag

Biochemical Cotton Construction: Each bio filter ball contains biochemical cotton used as a filter medium that performs more effectively and enhances filtration results; The bio filter balls are simple for application without requiring cleaning time

Multi-Sheet Surface Design: Through a layered structure, the bio filter balls offer more surface area for biochemical activity and allow the nitrifying unclean items to adhere and grow; The interior porous design of the bio filter balls enables even water flow and supports advanced filtration performance

Structural Integrity: Constructed from high-density plastic, the bio filter balls are lightweight yet robust enough to maintain form and resist wear; The spherical structure and well-placed pores of the bio filter balls help avoid clogging and deliver reliable use over time

Versatile Application: These bio filter balls filter media are compatible with many uses, and ideal in koi ponds, freshwater tanks, saltwater aquariums, fish hatcheries, fish and plant symbiosis systems and more, providing biological filtration support through efficient design