Automatic Sponge Mop With New DryShine Sponge Performs As Well As and Even Exceeds the Performance of Cellulose, Maintains Soft, Flexible Shape Wet or Dry, Sponge Won’t Harden and Crack Like Cellulose, New Quick-Lok Refill System Takes Just Seconds to Replace the Refill, Patented Built In Scrubber Removes Scuff Marks and Stubborn Stains, Scrubber Strip Included, Uses Refill #0442, TV #286-740, 5 Year Limited Warranty.