18+18 Pack Cat Water Fountain Filter, Cat Water Fountain Filter, 18 Pieces Activated Carbon Filter + 18 Pieces Foam Sponge for Cat Water Dispenser

😺【REPLACEMENT FILTER】 Activated carbon cartridge measures 7.6*4.3cm. The inner diameter of the sponge is 6cm. Please measure the size of your filter housing before ordering, or contact customer service to send a model of your cat fountain to verify compatibility. 😺【UNIVERSAL CAT FOUNTAIN FILTER】 Replacement filter for most stainless steel cat fountains. Compatible with various 3.2L/2L stainless steel cat fountain models. 😺【EFFECTIVE FILTER FOR CAT FOUNTAINS】 This replacement filter is made of natural cotton and contains activated carbon. The high-density cotton effectively separates hair and dust from the water, while the activated carbon absorbs odors and purifies the water to protect your pet's drinking water. 😺【EASY-TO-USE FOUNTAIN FILTER】 Rinse the filter with water before use. Replace the activated carbon filter every four weeks. Replace the sponge filter every two months.