Astar 3 Pack Rectangle Microfiber Pad for Shark Pocket Steam Mop S3550 S3501 S3601 S3901 Dimensions: Approx 7 X 13 Steam activated micro fibers loosen and lift dirt and grim Perfect for all hard-floors These pad have Velcro on the inside to ensure a tight and snug fit Reusable and machine washable steam pads