Find more baby bottle cleaning brushes at Dr. Brown's! The Dr. Brown’s Reusable Sponge Baby Bottle Cleaning Brush with Suction Cu is a great way to keep your baby’s bottles clean. The brush has a combination of bristles and sponge that are great for cleaning both plastic and glass bottles. The built-in ridged cleaner makes it quick and easy to clean baby bottle nipples. The suction cup keeps the brush in place while you’re cleaning. You can find this brush and other baby bottle cleaning brushes at Dr. Brown’s.