Includes 5 types of brushes to cover all cleaning needs: Sippy cup straw brush Brush for tritan drink bottles, insulated drink bottles, and bowls with straws Pointed fine brush for cleaning valves and small holes Teat brush General cleaning brush with rim thread brush Brushes easily clip in and out of the handy ring for efficient storage and use. Ensures thorough and hygienic cleaning of all your baby's feeding accessories. The B.Box Cleaning Brush Set offers convenience and peace of mind, ensuring that your baby's feeding equipment remains clean and hygienic at all times.