New High-Quality magnetic technology that Cleans both the inside and outside of your windows simultaneously. Glides along the glass to result from a dry, streak-free, and gleaming window (NOT SUITABLE FOR DOUBLE GLAZING GLASS) Very Safe and Easy to use, No more dangerous leaning out of upstairs windows or places high and dangerous to reach. A safety cord/lanyard is Attached to prevent accidental dropping. Various uses: Windows, Fish tanks, Skylights, Patio doors, Bedroom Windows, and even shower screens, Mirror, and tiles Material: ABS + 2 extra cleaning cotton with superior magnetic hold which is just great with 3-6 mm thick glass (NOT COMPATIBLE WITH MORE THEN 6 MM THICKNESS Window glass cleaner magnetic Window Cleaner Double-Side Glazed Two Sided Wiper car mirror Equipment Household Tool Cotton Pads Washing greenhouses fish tanks conservatories skylights doors bedroom