A tool that determines the dimensions of a covering appropriate for a specific table is often utilized. These instruments simplify the process of selecting a correctly sized linen by accounting for table shape (round, square, rectangular, or oval) and desired drop length, that portion of the material that hangs over the edge. For example, inputting a table diameter of 48 inches and a desired drop of 12 inches into such an instrument would yield a recommendation for a 72-inch round table covering.
Accurate covering selection is important for aesthetic appeal and functional considerations. A properly sized linen enhances the presentation of a table setting and protects the table surface from damage. Historically, precise measurements and calculations were performed manually. The advent of automated solutions has greatly improved efficiency and accuracy, minimizing errors that could lead to ill-fitting or unsuitable linens.