Glass sucker, also known as glass extractor, is a kind of manual tool used mainly for sucking and lifting surface smooth articles such as glass plates. It is uses the toughness and deformation of the rubber chassis to generate vacuum, and the articles are firmly sucked by the atmospheric pressure so as to lift and carry the articles. Instructions for use: the suction surface should be clean, dry, and free from oil, dirt. And press the suction cup firmly onto the surface of the object, and then press down the handle to suck the object and move it. After the removal is completed, move the handle to its original position and the pad can be restored. And we should store the cup in clean, dry condition within its protective carrying case. What can it do for it? it can be use for moving heavy glass wall, aquarium. And can be used for smooth-surfaced marble. In bath for safety, using as rail when showing. Glass Suction cups can mainly reduce the burden of carrying certain things, and can prevent our hands from being cut by sharp things such as glass.