diff --git a/README.md b/README.md
index c737b2415ac8a8db20924926b205870adac4a468..d9a534efb57972a992ba7de2e2fcf02cdff727d5 100644
--- a/README.md
+++ b/README.md
@@ -52,3 +52,7 @@ You can switch between defined Gazebo/Red and Gazebo/Green materials, leaving th
 `rostopic pub /sample_box_set_material_plugin/set_material  std_msgs/String "data: ''"`
 
 `rostopic pub /sample_box_set_material_plugin/set_material  std_msgs/String "data: 'Gazebo/Blue'"`
+
+<img src="doc/images/sample_box_green.png" width="25%" height="25%">
+<img src="doc/images/sample_box_red.png" width="25%" height="25%">
+<img src="doc/images/sample_box_blue.png" width="25%" height="25%">