Did you find out it's hard to reach some spots when you clean pet fountain with spooge ? especial the corner and fountain mouth, this leaves room for dirty and germs, a threaten for your lovely pet. The Fountain Cleaning kit inludes 4pcs brushes, biger ones to easy to clean out most dirty, smaller ones helps clean the corners, fountain gap, pump and tube. Keep your fountain function smoothly and providing your pets good taste, healthy water.