Unger SmartFit water wands have an innovative universal socket that accepts a variety of standard handles, from 15\/16 inch to 1-1\/8 inch. Extra strong frame outlasts other floor squeegees. Easy flush and rinse design of the squeegee reduces the buildup of harmful bacteria. Twin rubber foam blades are oil-resistant and help take care of messes swiftly and efficiently. Custom color coding chip system by zone also helps reduce cross-contamination.