Tetra represents an innovative approach to creating a multifaceted shelving unit whose interrelated cells allow for a personalized configuration according to one’s imagination. The ease with which the cells are able to interact with each other makes it possible to yield numerous arrangements of this flexible modular system, thus giving its user the control of the final performance. Such creative freedom offers an unprecedented opportunity for individual expressionism through the process of connecting the pieces into the desired silhouette without provided instructions for a defined appearance.