DOOA Essential Oil is an essential oil with concentrated plant scent derived 100% naturally from the main raw materials which are trees grown in Niigata. In order to extract 1ml of essential oil, 1kg worth of plants is required. This product is manufactured consistently from procuring the materials to distillation and bottling. The genuine-rich scent is only available from natural materials which synthetic products cannot offer, or obtained. Thinned cedar is used for the wooden case for this product.