Abstract: Modular units for packaging articles to be sold in stores, used to display the articles for sale and which may then be used for storage and easy accessibility in use of the articles by purchasers. The modules are formed of two relatively thin plastic pieces. The pieces are joined together to form a hollow structure with an upper article supporting surface. One or more article holding elements such as recesses or depressions are provided in the upper surface while means are provided on the back of the modular unit whereby it can be mounted on a vertical surface when the articles are displayed for sale, and while being stored for a purchaser and awaiting usage. A protective cover can be provided to permit safe transport of the articles and/or for protection while being displayed and/or stored.

Abstract: Modular units for mounting on vertical surfaces such as walls are provided which are mounted by engaging a tongue in the upwardly opening channel of the elongated bar, which bar extends into a recess provided in the units.

Abstract: Apparatus for serving beverages comprises a thermally insulated tray having depressions on its upper surface for receiving the bottoms of insulated tumblers or mugs. A similar tray rests on top of the tumblers with the tops of the tumblers received in recesses formed in the bottom surface of the upper tray. In use these alternating layers of trays and tumblers may be stacked and beverages in the tumblers held at desired temperatures until served.