Glass cube display units are an efficient, practical, sales-producing way to show shirts, sweaters, gifts and more. Four 3-way Add-A-Shelf clips turn a tempered glass panel into a shelf. 4-way Add-A-Shelf clips allow shelves to continue across multiple cubes. Metal hinge clips and an individual glass panel forms a door. Secure the door with metal hasp. Store Supply Warehouse offers super fast shipping and lowest prices guaranteed on all of your fixture needs!