Keep your aquarium clean and free from harmful bacteria with these Tetra Whisper Bio-Bag Disposable Filter Cartridges. This pack of two cartridges is perfect for small aquariums and comes with a convenient dispenser for easy installation. The cartridges are designed to remove excess food and debris from the water while also helping to control algae growth.

The Tetra brand is known for their high-quality pet products and these filter cartridges are no exception. They are ideal for use in both freshwater and saltwater aquariums and are a must-have for any fish or aquarium enthusiast. Don't let a dirty aquarium ruin your fish's health and well-being, get these Tetra Whisper Bio-Bag Disposable Filter Cartridges today!