A tumbler.Including: a container body,The container body has a bottle body with a circular cross section.On the bottle body,The lower two ends are respectively provided with a first end and a second end.The second end of the bottle body is connected with a bottom end part.The bottom end part has an arc-shaped end face；A straw seat,The pipette holder can be arranged at the first end of the bottle body.A straw body,The pipette body can be arranged on the pipette seat；Among them,A holding chamber is arranged at the bottom of the bottom end part of the bottle body.The accommodation chamber has an opening.And a cover body is arranged at the opening of the accommodation room；And a counterweight unit,The counterweight unit is accommodated in the accommodation room.So that the center of gravity of the container body is concentrated near the bottom part.The container body can be restored to upright state after dumping.一種不倒翁水瓶，其中包括：一容器本體，容器本體具有一呈圓形斷面的瓶身，瓶身的上、下兩端分別具有一第一端及一第二端，瓶身的第二端連接有一底端部分，底端部分具有一弧形端面；一吸管座，吸管座能夠設置於瓶身的第一端，一吸管本體，吸管本體能夠設置於吸管座上；其中，瓶身的底端部分的底部設置一容納室，容納室具有一開口，且於容納室的開口設置一蓋體；及一配重單元，配重單元容納於容納室中，藉以使得容器本體的重心集中於靠近底端部分的位置，使得容器本體傾倒後能夠重新回復直立狀態。
