Tetra Whisper Bio-Bag Disposable Filter Cartridges remove odors and impurities from the water for a pure aquatic environment. The easy to assemble Bio-Bags make aquarium maintenance easy. Highly absorbent carbon removes odors and discoloration, while dense mesh catches debris to provide clean, clear water for your aquatic pet. Features: Highly-absorbent carbon removes odors and discoloration for clean, clear aquarium water Dense, dual-sided mesh catches debris and fish waste to help maintain purity Convenient, easy to assemble Bio-Bags are easy to use Includes: Disposable Filter Cartridges Intended For: Aquariums Color: Black Size: Available in 3 count, 8 count and 12 count sizes Instructions: For best results change Bio-Bag monthly Cartridges are available in medium (10i, E, J, 10 and MicroFilter power filters) and large (20i, 40i, C, 20, 30, 40 and 60 power filters) sizes
* This offer may contain time-sensitive information and offers. Please check with PetSmart to confirm actual price & availability.