Sign up for an Award
Participate with your entry in one of our professional or student awards.
Sign up for an awardLearn more:
Unsupported browser
You are using an outdated browser. Please upgrade your browser to improve your experience.
Perhaps you will meet the embarrassment of sanitary of the toilet paper, if can know in advance that toilet paper is not enough, the embarrassment may not happen, the kind of discolored toiletpaper will let you know in advance how much paper inside, let you avoid the embarrassment .
xu, xuboyang
Hubei University of Technology College of art and design, China
Rui Chen
Yao Huang
Boyang Xu
Ruihua Xu