the ash brush from YAKINIKU® is indispensable for the care of your Shichirin, with this brush you can easily remove ash, grease and food residues from the ceramic surface of the Shichirin, so you can always enjoy a clean grill, this cleaning brush is also suitable for other grills, the surface of the Shichirin is glossy black and of course it should stay that way, with the ash brush for the Shichirin you can always grill on a clean grill and always get the best results, because the ceramic is glazed, the ash residues disappear very easily