The Shark S3501 Steam Pocket Mop provides chemical free steam on demand, delivering the right amount of super heated steam to the micro-fiber pad when you want it and where you need it with just simple natural mopping motion. The patented steam pocket design releases the super heated steam while holding the heat in the pocket to effectively clean and sanitize at the same time and on both sides. It has a large capacity tank, long runtime, quick release mop head, two sides of cleaning 180° maneuverability. Package includes rectangular mop head and two washable triple action microfiber pads. The Shark Steam Pocket mop is appropriate for use on all sealed and pre-sealed hard floor surfaces.