Vantage FX ( explore Chart Patterns and how to recognise and use them effectively. Rounded Bottoms The focus of Part 3 of this Chart Patterns series is on Rounded Bottoms. We look at a range of these patterns from the Wine-Glass Bottom to the Inverse Head & Shoulders. As well as seeing how these Chart Patterns can be identified, we also look at how the Fibonacci Projection tool can be used on them to gain possible price target levels.