Production process using wood necessarily occurs offcuts. Those offcuts which people thought useless were threw away and it is closely connected with environmental pollution. But we thought those each offcuts have unique shapes and something touched points. Because offcuts which have traces of manufacture processes have flavors themselves. Zero per stool’s seat made from offcuts that occurred from processes of making stool’s legs and other structures. The seat which has each offcuts’ unique shapes has a beauty pattern and cool sensibility. Zero per stool that using offcuts positively occurs dumped offcuts almost 0%.