We know that ordinary soaps after repeated use start losing the luster and shape, that it had when brand new. This concept called Coral Soap tries to get away from the ordinary soap experience by revealing patterns with more use. The soap from KAIST has hidden designs which starts surfacing, imparting a new look every time it is being used.
Instead of a blunt soap remnant you are welcomed with a colorful and magical piece of art.
[source : tuvie.com]