Easy to squeeze: The push/pull cap is easy to open and close, and allows a powerful water flow to quench thirst.Versatility: This bicycle water dispenser and cage can be installed on most bicycles, such as mountain bikes, road bikes and folding bikes. Can be used by professional cyclists or people who ride just for funSpecification:Color: Black/BlueWeight: 53gHeight: 16cmWidth: 6.5 ~ 8cm100% brand new and high qualityMade of durable plastic, minimum frictionConvenient to fetch drink from a bottle holderSize adjustable to fit different bottlesSimple and practical designSuitable for most bikesThe diameter of bottle rack can be adjusted, in addition to water bottles, but also can hold Coke cans and other Types of drinks, water bottles of different sizes, very practicalThere is a knob under the cage, use it to adjust the diameter or widthLightweight plastic body, easy to carryIf you have any questions about this product, please contact us and we will try our best to solve the problem until you are satisfied.