Tetra Whisper Bio-Bag Filter Cartridges Small 2 pk

For the ultimate in convenience, choose assembled Whisper Bio-Bag cartridges. They are in color-coded packages, making it easier than ever to remember which cartridges to purchase on subsequent trips to your local aquarium store.

Key Benefits

• Color-coded Packages For Ease And Accuracy In Selection.
• Convenience Of Being Pre-assembled.
• Filled With Ultra-activated Carbon, Removing Waste Particles, Odors, And Discoloration.
• Please Read All Label Information On Delivery.
• Keeps Water Crystal Clear.
• Removes Odors And Discoloration.
• Easy To Use.