Oase Indoor Aquatics Hel-X 13 BioMedia Replacement Filter Media for all BioMaster Aquarium Filters Sportdog These longer-lasting puppy treats are

These longer-lasting puppy treats are for puppies three months and older

ZINC OXIDE

copper amino acid complex

• Easy suction cup mount

Oase Indoor Aquatics Hel-X 13 BioMedia Replacement Filter Media for all BioMaster Aquarium Filters Sportdog These longer-lasting puppy treats areOASE Hel X 13 BioMedia A 0. 3 gallon pack of advanced biological filter media for OASE BioMaster filters. The Hel X 13 media consists of small helix shaped plastic pieces with an extremely high surface area, providing an ideal environment for beneficial bacteria to colonize. By enhancing biological filtration, this media helps break down ammonia and nitrite, contributing to a healthier, balanced aquarium ecosystem (replace or rinse only when necessary