diff --git a/include/omath/3d_primitives/mesh.hpp b/include/omath/3d_primitives/mesh.hpp
index 00a8e50..1ecfe2f 100644
--- a/include/omath/3d_primitives/mesh.hpp
+++ b/include/omath/3d_primitives/mesh.hpp
@@ -63,7 +63,7 @@ namespace omath::primitives
             m_to_world_matrix = std::nullopt;
         }
 
-        void set_rotation(const RotationAngles& new_rotation_angles)
+        void set_rotation(const RotationAnglesType& new_rotation_angles)
         {
             m_rotation_angles = new_rotation_angles;
             m_to_world_matrix = std::nullopt;
@@ -82,7 +82,7 @@ namespace omath::primitives
         }
 
         [[nodiscard]]
-        const RotationAngles& get_rotation_angles() const
+        const RotationAnglesType& get_rotation_angles() const
         {
             return m_rotation_angles;
         }
@@ -127,7 +127,7 @@ namespace omath::primitives
         VectorType m_origin;
         VectorType m_scale;
 
-        RotationAngles m_rotation_angles;
+        RotationAnglesType m_rotation_angles;
 
         mutable std::optional<Mat4X4> m_to_world_matrix;
     };
diff --git a/include/omath/trigonometry/rotation_angles.hpp b/include/omath/trigonometry/rotation_angles.hpp
new file mode 100644
index 0000000..1dc16db
--- /dev/null
+++ b/include/omath/trigonometry/rotation_angles.hpp
@@ -0,0 +1,15 @@
+//
+// Created by Vladislav on 26.01.2026.
+//
+#pragma once
+
+namespace omath::trigonometry
+{
+    template<class RotationAxisX, class RotationAxisY, class RotationAxisZ>
+    struct RotationAngles final
+    {
+        RotationAxisX rotation_axis_x;
+        RotationAxisY rotation_axis_y;
+        RotationAxisZ rotation_axis_z;
+    };
+}
\ No newline at end of file