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Flexible water bottle
The new design bottle, it features an mechanism for stretching and extend the body of bottle, if user needs to bring more water that he or she can stretch the body of bottle to approriate capacitance for carry more water, if there is not demand for more water, the stratching mechanism allows user to compress the capacitance of bottle to minimize size, so that, more high efficient utilize the space, after drink off the water, user can compress the bottle to minimum size and save the space.
Guangxi University Xing Jian College
Huang, Jia cheng