Tray

A parametric drawing for File › Run Parametric: a tray blank, its base L × W, walls D high, glue flaps on the corners. Its labelled variables are asked for before it is run, each with a control of its kind: a number, a choice (a list or dictionary indexed by a fixed key), yes or no (TRUE or FALSE), or text. Copy it to your Extensions folder (File › Extensions › Open Extensions Folder) and make your own.