Rubbermaid Commercial Products Light Commercial 12 in. x 12 in. Blue Microfiber Cloth, color coded products help reduce cross contamination by differentiating area of use. Patent pending zig-zag scrubbing strips and high quality knitting for better absorption and debris pickup. Double-finished edges provide durability and shape retention. Durable up to 500 launderings. Bleach safe. Hypoallergenic, lint-free, nonabrasive.