Revolutionary microfiber pads are proven to remove 99% of microorganisms. Microfiber is a component used in green cleaning—for superior cleaning effectiveness. Promotes green cleaning, promotes water conservation. Industry-best microfiber cloths include patent-pending zig-zag scrubbing strips, with high quality knit for better absorption and debris pick up. Double-finished edges provide durability and shape retention. Contributes to LEED points. Bleach safe. Tolerates 500 washings (200 with bleach). Color-coded cloths help to avoid cross-contamination. 16 x 16 cloths.