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Drinks flask for use while exercising or playing sports contains two flexible pouches, one containing drink and other filled with gas under pressure
Drinks flask for use while exercising or playing sports contains two flexible pouches, one containing drink and other filled with gas under pressure
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机译：运动或运动时使用的饮料瓶装有两个软袋，一个装饮料，另一个装在压力下的气体
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摘要
The drinks flask contains two flexible pouches (14, 16) with a separating wall (24). The first pouch (14) contains the drink and the second (16) can be filled with gas under pressure via a nozzle (31). It is also fitted with a safety valve (36).
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