Sign up for an Award
Participate with your entry in one of our professional or student awards.Sign up for an award
You are using an outdated browser. Please upgrade your browser to improve your experience.
Toothpaste on the brush head reaches the area flat amid widening the amount of toothpaste had nothing to fall to 1 / 2 is reduced to fit the right amount of toothpaste can be used to solve two problems at once is.
Department of design
Gyeongsan-si, Gyeongbuk, South Korea
Deagu, South Korea
Kwon yong hoon