diff --git a/include/cppmp/core/types.h b/include/cppmp/core/types.h
index 25a427b..5dffd96 100644
--- a/include/cppmp/core/types.h
+++ b/include/cppmp/core/types.h
@@ -11,6 +11,16 @@ namespace cppmp
     template<typename...>
     using void_t = void;
 
+    /**
+     * @brief Store a single type.
+     */
+    template<typename X>
+    struct type_t
+        { };
+
+    template<typename X>
+    constexpr decltype(auto) type_v = type_t<X> { };
+
     /**
      * @brief Simple type list.
      */