Sign up for
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.
This design is just like your own hands. Use 3D printer to customize earplugs that fit each one’s ear shape. Therefore, you can barely sense them while wearing them. Even if you are sleeping, they do not cause any unease due to its soft and lightness.
KUN YANG CHEN