Microfiber Flex Scrubber Pad is specially designed for scrubbing tough messes in your tub and on tile. Premium-split nylon/polyester blend microfiber provides optimal damp mopping performance. Hygen superior-quality microfiber cover fits the Rubbermaid Hygen Flexi-Frame for fast and more effective cleaning. Mop cover measures 8-3/10" x 5-9/10".