Coralife BioCube Aquarium Fish Tank 1" Bio-Balls for Sump Filtration novel protein 9 Pounds Shape Rectangular Specific

9 Pounds Shape Rectangular Specific Uses For Product Indoor Style Modern Color Black Included Components all

* Protein Blend

With over 50 years of scientific research and observation

Cleans easily – just rinse with water

Swim – Ideal for water-based catch & fetch

Coralife BioCube Aquarium Fish Tank 1" Bio-Balls for Sump Filtration novel protein 9 Pounds Shape Rectangular SpecificBio Balls provide a large surface area for beneficial bacteria to grow due to the unique construction and geometric design of the one inch round balls Typically used in sump filtration systems Bio Balls are a good choice for adding biological filtration to your aquatic system