Strong and sturdy: Made of high quality stainless steel, it resists rust and corrosion. The keyless design makes it easy to secure the glass door and prevent it from being opened.<br> Beautiful and elegantinstalled on the under side of the door. Easy to install, no need to punch holes in the glass, just punch a 0.47 inch-0.6 inch round hole in the ground.<br> Safe and convenient the door lock has a twistable handle to easily lock the glass door. The door lock is suitable for 0.39 inch -0.47 inch glass thickness and the gap between the glass door and the ground is 0.2 inch-0.4 inch.<br> Note: This Lock Only fits for the Thickness of a 0.39 inch -0.47 inch Glass Door. Please Check your glass door's thickness.<br> Polishednot easy to damage, long service life, simple and generous design, easy to install and maintain.<br> Scope of application: glass doors for homes, hotels, bathrooms, shops, companies, warehouses, offices, balconies, etc..Items from Sheng Xinshun's shop