TAGVO Hydration Bladder Tube Brush Cleaning Kit for Universal Bladders, 4 in 1 Cleaner Set-Long Brush for Hose, Small Brush for Bite Valve, Big Brush for Bladder & Collapsible Hanger for Drying ALL IN ONE CLEANING KIT: including 3 brushes and a hanging frame for drying, universal for Camelbak hydration reservoir cleaning FLEXIBLE SNAKE BRUSH: excellant for hose cleaning; SMALLER BRUSH: perfect for mouth piece cleaning; BIGGER BRUSH: used for water bladder cleaning; COLLAPSIBLE FRAME: designed for bladder drying, can be squeezed together to fit inside the bladder and allow it to air dry, suitable for any brand bladder with Maximum mouth opening 4.7" and Minimum mouth opening 1.6".