12+12 Pack Cat Fountain Filters for oneisall PW04 Wireless Water 12 Included, Pump Sponges, Compatible with 3.5L Pet Dispenser, Long Lasting Replacement Filter

COMPATIBLE FIT: This cat water filter replacement part is Compatible with oneisall PW04 3.5L wireless stainless steel cat water fountain. COMPREHENSIVE SET: Includes 12 replacement filters and 12 sponges, ensuring long-lasting use for your pet's water fountain. SAFE MATERIALS: Our filters are made of activated carbon, natural resins and non-woven fabrics as purification materials. ENCOURAGES HYDRATION: Helps maintain fresh, clean water flow to enhance your pet's willingness to drink regularly. USAGE TIPS: We recommend replacing the filter and sponge every 2-4 weeks.Soak the filter in water for 5 minutes and rinse thoroughly before use. QUALITY GUARANTEE: If you have any questions about the product, please feel free to contact us at any time. If there is a quality issue with the filter element, we will issue a full refund within 90 days.