First-Rate Rubber Blades Provide Impressive Squeegee Results For Professionals And Diy Homeowners Alike. Easily Clean Your Windows Leaving Behind No Water Streaks. Extensive Quality Control For Each Blade Ensures Consistent, High-Caliber Performance. 20" Rubber Replacement Blades Perfectly Fit Your Favorite Ettore Squeegee Head For Continued Use. Replace Rubber Blades Regularly For Best Window-Cleaning Results.