CamelBak: This Bottle Brush Kit makes cleaning your CamelBak bottles even easier with brushes designed to reach every corner of your bottle.FEATURES2-in-1 kit helps keep CamelBak® bottles and valves cleanWorks with all CamelBak® water bottles, tumblers and travel mugs SPECIFICATIONSCOLLECTION: Bottle Cleaning AccessoriesACTIVITY: AccessoriesBPA/BPS/BPF FREE: Yes