The invention relates to a device for cleaning a stoma in a human or animal body. The object of the invention is to provide a device as described in the introduction which completely abuts the skin's surface, irrespective of the location of the stoma on the body and irrespective of the person's or animal's build. In order to achieve that object, the device is according to the invention characterised in that the circular contact edge of the container is provided with a circular flexible collar comprising at least a first circumferential edge and a second circumferential edge, which first circumferential edge and second circumferential edge enclose an air chamber when placed on the body.