uper Strong Magnet The strong internal magnets lock the two sides of the Wizard through the glass. Double-sided design, strong magnetic, it is very safe and convenient. Cotton Squeegee Magnet glass cleaner has 2 cotton squeegee for cleaning any glass. 2 extra cotton squeegee free with glass cleaner. Safety Rope It comes with a safety cord/lanyard to prevent accidental dropping. Long safe rope, easy to slide on glass from this side to another side. The safety rope is connected to the external brush to prevent falling Rubber Wiper Magnet glass cleaner has 2 rubber wiper for easy wiping. Easily cleans windows that high and dangerous to touch the glass.