Filled with Ultra-Activated carbon, the ready-to-use disposable single packs remove waste particles, odors and discoloration, and are easily changeable once a month. The Whisper Bio-Bag 3-packs come fully assembled, while the 8 & 12-packs are unassembled to offer economical pricing for larger quantities.Fits Whisper® Power Filters:10iEJ10MicroFilter
