If you want to make cleaning things like windows and mirrors easier and faster, consider getting a squeegee. This wiper blade squeegee is a good solution to ensure you don't have streaks as you would get with cloth or a paper towel. They are fun enough to use that you could get the kids to help do the windows. Features: Pvc Free Measurements: 9.75 Height/Inches, 1.5 Width/Inches, 9 Length/Inches Base Material: 80% Polypropylene, 20% Rubber Country of Origin: Imported