Sustainable Products, Projects and Green Design Bonyeon Biodegradable Material by Jooen Lee Bonyeon that anyone can easily make is made from discarded byproducts and adhesives mixed with protein and microbe. It provides clean indoor climatic conditions and decomposes 100pct even in normal natural conditions, leaving no toxic substance. Bonyeon design diversity and usability is wide. It closely mimics various aspects of nature. With byproducts, designers can combine the fragrance, texture, and color. With natural adhesives, they can control the strength and elasticity. Furthermore, the use of byproducts creates additional income, which helps revitalize Korea's rural economy.