The design includes soft points to slipping and protect the glass edges, ensuring a tight, none scratch hold in any frameless glass mounting application Constructed from sturdy zincs alloy, glass holders for wall mounting stable strength to securely frameless glass This glass mounting hardware complements a variety of interior styles and blends seamlessly with modern glass and glass designs Simply attach the base to the wall with the included screws and anchors, then rotating the front collar clockwise to the glass in place Each glass mount is designed to be fixed with two screws, providing superior wall compared to single-screw designs and ensuring your glass stays firmly in place over time, Manufacturer: Greabuy