diff --git a/doc/selectors.rst b/doc/selectors.rst
index 323826cd0..bef9b9432 100644
--- a/doc/selectors.rst
+++ b/doc/selectors.rst
@@ -52,6 +52,7 @@ Much more complex expressions are possible as well:
         .chamfer(0.1)
     )
 
+Note that in the above example selector methods are chained. In this case each selector refines the previous selection, i.e. only edges from the selected face are considered when calling ``faces(...).edges(...)``. Chaining can make complicated selections easier to read or possible at all.
 .. _filteringfaces:
 
 Filtering Faces