Granite Ware Enamel-on-Steel Canning Kit, 9-Piece 9-piece canning kit includes 21-quart canner, canner lid, 7-jar rack, 9-inch colander, lid wrench, funnel, tongs, jar lifter, and magnetic lid lifter Durable enamel-on-steel construction heats quickly and efficiently Side loop handles help ensure safe, secure transport; coated stay-cool tool handles Domed lid with loop handle helps trap in heat for faster boiling Safe to use on both gas and electric stovetops; hand wash Note: Do not use on glass cooktops (does not have a flat bottom)