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 funWeight: 35 gram,1.24ozColor: black , silver ,red ,blue, goldMaterial: aluminum alloyIf you have any questions about this product, please contact us and we will try our best to solve the problem until you are satisfied.