ToolbarDesign Types of the Toolbar Design. To preview the different combinations of <code>sap.m.ToolbarDesign</code> and <code>sap.m.ToolbarStyle</code>, see the <b>OverflowToolbar - Design and styling</b> sample of the {@link sap.m.OverflowToolbar} control. 1.16.8 The toolbar can be inserted into other controls and if the design is "Auto" then it inherits the design from parent control. The toolbar and its content will be displayed transparent. The toolbar appears smaller than the regular size to show information(e.g: text, icon). The toolbar has a solid background. Its content will be rendered in a standard way.