Features:

100% Brand new and high quality

Practical and durable home using product

The bio-sponge inside provide more surface area for growth of beneficial Bio-Spira bacteria

BIO-Balls do not require replacement unless damaged or destroyed

The bio balls provide biological filtration, removing toxic ammonia and nitrite.

Each filter media is pre-packed in its own mesh media bag.

Can be reused over and over again until it breaks

In the event of excessive buildup, you may gently rinse with water from an established aquarium, if desired

Great for fresh or saltwater aquarium filtration systems.

Specifications:

Material: Plastic Aquarium Pond Balls

Color: Black

Dimensions: Diameter of bio ball:

S: 0.63'/ 16mm (included biological cotton)otton)

M: 1.02'/26mm;/26mm(included biological cotton)

L: 1.42'/36mm;/36mm(included biological cotton)

Included:

10 x Bio Balls