It Is EASY to USE: Exclusive patented design, according to other brands improvement, U2mug design dog water bottle and water bowl two in one. The fold cap acts as a water bowl, and you don't need any external bowl to give your hairy buddy water to drink anymore. Press the water bottle with one hand, and the water will flow into the bowl. Fold back after drinking. It is that simple.. The whole idea is to prevent the remaining water in the bottle from getting polluted. The sealed silicone gasket inside the cover helps to ensure that there is no water leakage, you also don't need to worry about getting your travel pack wet; the bottle can also be squeezed without wasting water even if there is only a little quantity of water in the bottle because it has a built-in water pipe. SAFE and LIGHTWEIGHT: The compact dog water bottle is made of HDPE stock, the water bowl is produced with food standard silicone; it is BPA Free, it has no smell, and it is ecologically friendly and recyclable; the parts are detachable and easy to clean; only 0.3 lb. / 140 g.