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When the brush in the painting, paint easily lead to back, hands dirty. The new design in the brush of the tail of a transparent container, you can store the paint. To avoid dirty palm.
In addition to the painting brush, paint can flow out, use again.
SouthChina University of Technology
Guangzhou, China
Hongchao Zhou,
South China University of Technology
Jun Sun,
South China University of Technology
Xiang Liu,
South China University of Technology