MOP MICROFIBER BLUE SCRUBBING 18 ROUND Made from high-quality split microfiber polyester/polyamide low-nap yarn with a white microfiber innerliner Microfiber material absorbs more solution and removes substantially more dirt thantraditional non-microfiber mops, while heavy-duty dark blue scrubbing strips effectively remove stuck-on grime Double-stitched outer banding extends the life of the product over multiple washes K-style hook-and-loop backing securely attaches to frame (sold separately) Unit: CS