[Perfect Compatibility]- The alternative cat fountain filters are ONLY well matched with 84oz Dockstream wi-fi cat water fountain goods PLWF005, PLWF115, and PLWF105.(Filter size: 3 x 2 x zero | Sponge size: 1 x 1 x 0). [Premium 12 Pack Filters + 12 Pack Sponges]- Package encompasses a 12-pack of top rate pet fountain replacement filters and a 12-pack Replacement Pre-filter Sponges. Each set is separately packaged and sealed to preserve high quality. [4-Layer Vertical Filtration]- 1. Ion replace resin gets rid of heavy metal ions and softens water high quality 2. Activated carbon gets rid of offensive odors 3. The non-woven cloth captures impurities and cat hair. 4. The integrated pump sponge extra filters debris to prevent blockages and damage. [Replace The Filter Regularly]- Every drop of water is filtered by way of approach of multi-layer filtration to take away all contaminants and supply oxygen-enriched, better-tasting water. To hold the filtering effect, It's counseled to switch the filters each 2-4 weeks. If you have several pets, please clear the fountain and alter the filter out more often. [Optimal Usage] - Please soak the filter for five minutes and rinse for 30 seconds before utilizing to forestall the activated carbon dust, which will not harm your pets, from shedding into the water. Colour:white+black Material:non-woven materials Package Contents: 12 x Replacement Filters 12 x sponge Only the above equipment content, various merchandise usually are not included. Note: Light mirrored image and diverse displays may cause the color of the article within the photograph considerably varied from the real thing. The measurement allowed error is +/- 1-3cm.