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In daily life, we didn’ t run out of the toothpaste so that it will leave some toothpaste inside the tube. It is a kind of waste .
To squeeze the toothpaste from the bottom to up is fine. but not everyone has this good habbit. Automatic toothpaste cup
in every time after washing, the toothpaste will put in the cup toothpaste squeezing device, you can put the toothpaste
thoroughly from lower to upperextrusion. it is convenient for using in the next time. and we can say it is not only convenience
but also economy.
Minbo Xiang Haiyang Zhang Tingting Yu,
Beihua UniversityDepartment Of Product Design Kun Yue