Pigeon Sponge Brush Enables 2 Different Ways Of Washing Bottles The Unique Handle Enables Bottles To Be Washed In 2 Different Ways: Vertical Wash - Use The Brush Handle And Bristles In Straight Up And Down Action. Circular Wash - Hold The Handle Firmly And Rotate The Brush Inside The Bottle. • Convenient And Easy To Use • Special Plastic Coating On Handle Prevents Damage To The Mouth Of Bottle. • The Flexible, Folded Sponge Of Sponge Brush Allows You To Remove Stubborn Dirt And The Shape Lets You Wash Thoroughly Even At The Hard-To-Reach Places In Bottle.