About this item Made of stainless steel material, sturdy and ; sturdy but soft nylon bristles, easy to clean. End coating can protect straws or hoses, used for bottle cleaning brushes and pipe cleaning brushes Just insert them into the pipeline, rotate them, remove them, and clean them. It can be used repeatedly without wear or breakage Not only can it be used for narrow necked bottles of straws, tubes, pipes, and all materials, but it can also be used for cleaning narrow tubes, coffee pots, and other hard to reach corners and holes Package including: 10 X Stainless Straw Cleaner Brush