Magnetic Window Wizard Double Side Glass Wiper Cleaner 100% brand new and high quantity. Cleans,dries and polishes both sides of the glass at the same time leaving the window streak free. Suitable for the double glazed windows at 3-6mm thichness glasses. Its powerful internal magnets lock the two sides of the Wizard together through the glass. Easily cleans window that are high and dangerous to reach by pulling the string :) Used for various types of glass : houses, units/apartments, schools, offices, balconies, conservatories, sunrooms, greenhouses, mirrors, glass tabletops, cars, coaches, caravans, boats, fish tank, etc. Warm Note : The item just fits for 3mm-6mm thickness glasses.