diff --git a/proto/gz/msgs/material_color.proto b/proto/gz/msgs/material_color.proto
index 1dbd439c..d80b5484 100644
--- a/proto/gz/msgs/material_color.proto
+++ b/proto/gz/msgs/material_color.proto
@@ -22,20 +22,21 @@ option java_package = "com.gz.msgs";
 option java_outer_classname = "MaterialProtos";
 
 /// \ingroup gz.msgs
-/// \interface Material
-/// \brief Information about a material
+/// \interface MaterialColor
+/// \brief Color description for an entities link-visual material.
 
 import "gz/msgs/color.proto";
 import "gz/msgs/header.proto";
 
 message MaterialColor
 {
-
   /// \brief Optional header data
   Header header          = 1;
 
+  /// \brief Name of link-visual.
   string name            = 2;
 
+  /// \brief Name of parent enitity for link-visual.
   string parent_name     = 3;
 
   /// \brief Ambient color
@@ -49,5 +50,4 @@ message MaterialColor
 
   /// \brief Emissive color
   Color emissive         = 7;
-
 }