To provide an oil clay compounded with bamboo powder, disposable by incineration, good for the environment, having good cuttability to reduce the abrasion of the cutting blade, causing little variation of the hardness of the clay and having good adhesiveness.

The oil clay is obtained by kneading a clay component to an oil component. The oil component is compounded with a fatty acid metal salt and a wax and the clay component is compounded with bamboo powder. The oil clay is disposable by incineration and is good for the environment.