's water fountain in top condition with this replacement filter. Designed to fit a variety of pet water dispensers, the filter ensures optimal water quality by removing dirt and preventing odor buildup. Its efficient filtration system and easy installation process make it an essential accessory for pet owners who prioritize their pet's health and well-being. Features -Color: White, Black -Material:Cotton -Size(filters):10.30X10.30X0.50cm/4.05X4.05X0.20in -Size(cotton):3.80X2.54X2.54cm/1.49X1.00X1.00in -Steady fresh water: the circulating water system provides a constant supply of fresh water, enhancing your pet's hydration experience -Automatic water flow: technology adjusts the water flow automatically, catering to the drinking preferences of different pets -Filtration: the advanced filter cotton design effectively removes dirts, ensuring water for your pet -Easy filter changes: the simple replacement mechanism makes it easy to change filters, ensuring effortless maintenance and cleanliness -Multienvironment compatibility: ideal for use in various settings, from home to travel, ensuring your pet always has access to fresh and healthy water Package list: 5 pcs x 1 set Pet Water Fountain Filter (10pcs Filter, 10pcs black cotton)