VILLCASE 100Pcs Bio-Filter Balls - Supports Biological aquarium Filtration, for Aquarium Pond Filter Media (Black)

• Each features plastic construction with high performance stuffing.
• The Black Bio-Balls have a structure of dense holes where live of - .
• 100pcs filter bio-balls excellent for oxygenating your and helping the gas exchange process.
• Great for any freshwater or saltwater fish tank or mini-reef aquarium.
• Come with a soft mesh pouch bag to store those bio balls.

Description The item is a set of 100pcs simple and practical filter bio balls, which features plastic construction with high-perfomance stuffing, and is excellent for oxygenating your and helping the gas exchange process. So they are great for any freshwater or saltwater fish tank or mini-reef aquarium. Features - Color: Black. - Material: Plastic and cotton. - Each size: about 2.6cm (diameter). - and Aquarium Fish Tank Filter Bio Balls Bio-Balls. - Each features plastic construction with high performance stuffing. - The Black Bio-Balls have a structure of dense holes where live of - . - 100pcs filter bio-balls excellent for oxygenating your and helping the gas exchange process. - Great for any freshwater or saltwater fish tank or mini-reef aquarium. - Come with a soft mesh pouch bag to store those bio balls. Package Including 100 Balls