10 Pcs Water Fountain Filter, Replacement Filters for 2L & 2.5L Cat Fountain with Activated Carbon & Resin Triple Filtration

【Well Suited and Easy to Clean】This cat water fountain filter is perfectly compatible with 2L, 2.5L cat water fountains shown in the picture. (Filter size: 10cm/3.9", center hole size: 2cm/0.79"). Please make sure this cat fountain filter is compatible with your cat water fountain before purchasing. 【No Plastic Shell】Our water fountain filters are made of a layer of high-quality cotton, activated carbon, and ion exchange resin. The cotton layer replaces the plastic shell and is more environmentally friendly. It helps to better filter water as well as any soggy food that may end up in the pet fountain. 【Keep Your Pet Healthy】There are certain chemicals in the water that affect the health of pets, this pet cat fountain filter can help remove waste from the water and provide clean, fresh water to your pet, reducing the risk of urinary tract infection; this is very important for the health of pets. 【Individually Wrapped Cat Fountain Filter】Each cat water fountain filter is individually wrapped, which can ensure the tightness of each cat fountain filter and maintain high quality. 【Suggestions】Soak the cat water fountain filters for about 1 minute before use. To maintain the filtering efficiency, it is recommended to replace the cat water fountain filters every 2 to 4 weeks, depending on the level of use and the number of pets drinking from the cat water fountain.