To auto-generate inventory titles, you will need to access the final stage of a batch add entry. To learn how to get to this stage click here. 

Once here, drag the desired blocks from the right side of the screen to the left. Arrange them in the order you want the title to show. For example, Height, length, Shape, Width, Color, Item Group = 18" 24" Rectangle 36" Black Tables here. When you are finished, click "Generate Names", finish entering the additional needed information, and click "Submit". 

Watch here to see the process in action!