Hydration Bladder Cleaning KitDesigned to clean and help dry your hydration bladder bladder cleaning kit is equipped with a drying hanger and 3 brushes to extend the life of the bladder. The flexible 37. 5 long snake brush thoroughly cleans your entire bladder hose. The cleaning system includes a large (15. 5) and small (5. 25) brush for detailed cleaning of the hydration bladder and mouth piece to prevent bacterial build up. After cleaning, use the collapsible frame drying rack