diff --git a/resources/icons/add_gcode.svg b/resources/icons/add_gcode.svg
new file mode 100644
index 000000000..e2aa21adf
--- /dev/null
+++ b/resources/icons/add_gcode.svg
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Generator: Adobe Illustrator 23.0.3, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<svg version="1.0" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 viewBox="0 0 16 16" enable-background="new 0 0 16 16" xml:space="preserve">
+<g id="export_x5F_gcode">
+	<g>
+		<path fill="#808080" d="M5.02,7.17H9v3.08c0,2.6-1.23,3.72-4.05,3.72S1,12.85,1,10.29V5.54C1,3.12,2.09,2,4.95,2S9,3,9,5.54H6.88
+			c0-1.11-0.28-1.66-1.92-1.66c-1.54,0-1.83,0.69-1.83,1.77v4.65c0,1.12,0.29,1.77,1.83,1.77c1.54,0,2.08-0.65,2.08-1.82V9.09H5.02
+			V7.17z"/>
+	</g>
+</g>
+</svg>
diff --git a/resources/icons/pause_add.png b/resources/icons/pause_add.png
new file mode 100644
index 000000000..afe881de8
Binary files /dev/null and b/resources/icons/pause_add.png differ
diff --git a/src/libslic3r/Model.hpp b/src/libslic3r/Model.hpp
index 2a1edd0ca..05147f9dd 100644
--- a/src/libslic3r/Model.hpp
+++ b/src/libslic3r/Model.hpp
@@ -746,7 +746,7 @@ public:
     // Wipe tower object.
     ModelWipeTower	    wipe_tower;
 
-    // Extensions for 
+    // Extensions for color print
     struct CustomGCode
     {
         CustomGCode(double height, const std::string& code, int extruder) :