No touch wringing of Microfiber flat mops. * Ergonomic... no bending or pulling. * "Washboard surface" effectively removes dirt and debris from mop pads before wringing. * Twist-valve empties contents without lifting. * Smooth, non-porous surface helps prevent bacterial growth and cleans up easily. * Buckets fit onto the #6173 Janitor Cart and accommodate pads up to 18" in length.