diff --git a/Dashboard.Common/Extents.cs b/Dashboard.Common/Extents.cs
index 8e7e15c..dd49f79 100644
--- a/Dashboard.Common/Extents.cs
+++ b/Dashboard.Common/Extents.cs
@@ -25,5 +25,7 @@ namespace Dashboard
         public Extents(float value) : this(new Vector4(value))
         {
         }
+
+        public static readonly Extents None = new Extents(0);
     }
 }
\ No newline at end of file