Three Bollinger Bands channels based on one moving average, drawn as a colored cloud, with the display of the last values as price labels.
The indicator uses SmoothAlgorithms.mqh library classes (copy it to <terminal_data_folder>\MQL5\Include). The use of the classes was thoroughly described in the article “Averaging Price Series for Intermediate Calculations Without Using Additional Buffers”.
Fig.1. The XMA_BBx7_Cloud indicator