Gentle on floors, tough on stains. The Shark Steam and Scrub Automatic Steam Mop scrubs and sanitizes at the same time. (Sanitisation studies were conducted under controlled test conditions. Household conditions and results may vary. ) Perfect for use on all sealed hard floors including tiles, marble, hard wood and stone. Two specially designed Power Pads rotate 150 times per minute, for up to 2 x better stain removal.