High Quality: The cleaning kit is made of plastic and sponge, which is durable, and the brushes and sponge are used together for cleaning effect. Crevice Cleaning: The sponge can be used on surfaces and the 2 brushes clean hard-to-reach areas of pet water fountains. Multi-functional: They are used for scrubbing and washing various pet supplies including water fountains, feeders, cups, bowls, etc. Keep Clean: Regular cleaning helps maintain cleanliness and keep the water fountain clean, hygienic and functioning normally. will: Any questions or concerns, please feel free to contact us so we can do our to solve it. We will strive to provide the highest quality service for you.